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#include <map>
#include <set>
#include <cmath>
#include <ctime>
#include <deque>
#include <queue>
#include <stack>
#include <vector>
#include <cstdio>
#include <string>
#include <cstdlib>
#include <cstring>
#include <iostream>
#include <algorithm>
using namespace std;
#define X first
#define Y second
#define pb push_back
#define mp make_pair
#define all(a) (a).begin(), (a).end()
#define fillchar(a, x) memset(a, x, sizeof(a))
#define copy(a, b) memcpy(a, b, sizeof(a))
typedef long long ll;
typedef pair<int, int> pii;
typedef unsigned long long ull;
//#ifndef ONLINE_JUDGE
void RI(vector<int>&a,int n){a.resize(n);for(int i=;i<n;i++)scanf("%d",&a[i]);}
void RI(){}void RI(int&X){scanf("%d",&X);}template<typename...R>
void RI(int&f,R&...r){RI(f);RI(r...);}void RI(int*p,int*q){int d=p<q?:-;
while(p!=q){scanf("%d",p);p+=d;}}void print(){cout<<endl;}template<typename T>
void print(const T t){cout<<t<<endl;}template<typename F,typename...R>
void print(const F f,const R...r){cout<<f<<", ";print(r...);}template<typename T>
void print(T*p, T*q){int d=p<q?:-;while(p!=q){cout<<*p<<", ";p+=d;}cout<<endl;}
//#endif
template<typename T>bool umax(T&a, const T&b){return b<=a?false:(a=b,true);}
template<typename T>bool umin(T&a, const T&b){return b>=a?false:(a=b,true);}
const double PI = acos(-1.0);
const int INF = 1e9 + ;
const double EPS = 1e-8;
/* -------------------------------------------------------------------------------- */
const int maxn = 1e4 + ;
int gcd(int a, int b) {
return b? gcd(b, a % b) : a;
}
struct ST {
int dp[maxn][];
int index[maxn];
void init_index() {
index[] = ;
for (int i = ; i < maxn; i ++) {
index[i] = index[i - ];
if (!(i & (i - ))) index[i] ++;
}
}
void init_gcd(int a[], int n) {
for (int i = ; i < n; i ++) dp[i][] = a[i];
for (int j = ; ( << j) <= n; j ++) {
for (int i = ; i + ( << j) - < n; i ++) {
dp[i][j] = gcd(dp[i][j - ], dp[i + ( << (j - ))][j - ]);
}
}
}
int query_gcd(int L, int R) {
int p = index[R - L + ];
return gcd(dp[L][p], dp[R - ( << p) + ][p]);
}
};
ST st;
int n, q, block;
int a[maxn];
vector<int> L[maxn], R[maxn];
pair<pii, int> b[maxn];
bool cmp(const pair<pii, int> &a, const pair<pii, int> &b) {
int lb = a.X.X / block, rb = b.X.X / block;
return lb == rb? a.X.Y < b.X.Y : lb < rb;
}
void init() {
for (int i = ; i < n; i ++) {
L[i].clear();
R[i].clear();
}
for (int i = ; i < n; i ++) {
int u = i;
R[i].pb(i - );
while (u < n) {
int l = u, r = n - ;
while (l < r) {
int m = (l + r + ) >> ;
if (st.query_gcd(i, m) == st.query_gcd(i, u)) l = m;
else r = m - ;
}
u = l + ;
R[i].pb(l);
}
}
for (int i = ; i < n; i ++) {
int u = i;
L[i].pb(i + );
while (u >= ) {
int l = , r = u;
while (l < r) {
int m = (l + r) >> ;
if (st.query_gcd(m, i) == st.query_gcd(u, i)) r = m;
else l = m + ;
}
u = l - ;
L[i].pb(l);
}
}
}
ll f(int l, int r) {
ll ans = ;
for (int i = ; i < R[l].size(); i ++) {
if (r <= R[l][i]) return ans + (ll)(r - R[l][i - ]) * st.query_gcd(l, r);
ans += (ll)(R[l][i] - R[l][i - ]) * st.query_gcd(l, R[l][i]);
}
}
ll g(int l, int r) {
ll ans = ;
for (int i = ; i < L[r].size(); i ++) {
if (l >= L[r][i]) return ans + (ll)(L[r][i - ] - l) * st.query_gcd(l, r);
ans += (ll)(L[r][i - ] - L[r][i]) * st.query_gcd(L[r][i], r);
}
}
int main() {
#ifndef ONLINE_JUDGE
freopen("in.txt", "r", stdin);
//freopen("out.txt", "w", stdout);
#endif // ONLINE_JUDGE
int T;
cin >> T;
st.init_index();
while (T --) {
cin >> n;
block = (int)sqrt(n + 0.1);
for (int i = ; i < n; i ++) {
scanf("%d", a + i);
}
st.init_gcd(a, n);
init();
cin >> q;
for (int i = ; i < q; i ++) {
scanf("%d%d", &b[i].X.X, &b[i].X.Y);
b[i].X.X --;
b[i].X.Y --;
b[i].Y = i;
}
sort(b, b + q, cmp);
vector<ll> ans(q);
ll lastans = a[];
int lastl = , lastr = ;
/** 注意区间变化的顺序，优先考虑扩大区间，保证任何时刻区间不为负 */
for (int i = ; i < q; i ++) {
while (lastl > b[i].X.X) {
lastl --;
lastans += f(lastl, lastr);
}
while (lastr < b[i].X.Y) {
lastr ++;
lastans += g(lastl, lastr);
}
while (lastl < b[i].X.X) {
lastans -= f(lastl, lastr);
lastl ++;
}
while (lastr > b[i].X.Y) {
lastans -= g(lastl, lastr);
lastr --;
}
ans[b[i].Y] = lastans;
}
for (int i = ; i < q; i ++) {
printf("%I64d\n", ans[i]);
}
}
return ;
}
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