#include <bits/stdc++.h>
using namespace std;

int gcd(int a,int b){
	if(b==0) return a;
	return gcd(b,a%b);
}

int lcm(int a,int b){
	return a*b/gcd(a,b);
}

int main(){
	int a,b;
	scanf("%d %d",&a,&b);
	printf("%d %d",gcd(a,b),lcm(a,b));
	return 0; 
}