#include<bits/stdc++.h>
using namespace std;
int s[100000005];
int main()
{
	long long a,b,tot=0,gcd=1,lcm=1;
	cin >> a >> b;
	if (a > b)
	    swap(a,b);
	if (a % b == 0 || b % a == 0) {
        gcd = a;
        lcm = b;
        cout << gcd << ' ' << lcm;
        return 0;
    }
	for (int i = 2;i <= max(a,b);i++){
		if (a / i != 0 && b / i != 0){
			if (a % i == 0 && b % i == 0){
				s[++tot] = i;
				a/=i;
				b/=i;
			}
		}
	}
	for (int i = 1;i <= tot;i++){
		gcd *= s[i];
		lcm *= s[i];
	}
	lcm = lcm * a * b;
	cout << gcd << ' ' << lcm;
	return 0;
} 

这貌似是我第一次在测试点里看见3种颜色