#include<iostream>
using namespace std;

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

int main(){
	int m,n;
	cin>>m>>n;
	
	int x = gcb(m,n);
	int y = m*n/x;
	cout<< x <<' '<< y <<endl;
	return 0;
}