#include<bits/stdc++.h>
#define int long long
using namespace std;
int gcdd(int k,int l){
	if(l==0)return k;
	return gcdd(l,k%l);
}
int lcmm(int k,int l){
	return k/gcdd(k,l)*l;
}
int a,b;
signed main(){
	cin>>a>>b;
	if(a==0||b==0){
		printf("0 0");return 0;
	}
	printf("%d %d",gcdd(a,b),lcmm(a,b));
	return 0;
}