import java.util.Scanner;

public class Test {

	public static void main(String[] args) {

		Scanner sc = new Scanner(System.in);

		int m = sc.nextInt();

		int n = sc.nextInt();

		if(m<n) {

			int temp = m;

			m = n;

			n = temp;

		}

		int t = gy(m,n);

		System.out.println("它们最大公约数为：" + t);

		System.out.println("它们最小公倍数为：" + m * n / t);

	}

//		求最大公约数

	private static int gy(int m, int n) {

		if(m%n == 0) return n;

		return gy(n,m%n);

	}

}