#include<bits/stdc++.h>
using namespace std;
long long n,m,a;
int gcd(int x,int y) {
    if(y==0)
    	return x;
    else gcd(y,x%y);
}
int main()
{
	cin>>m>>n;
	a=gcd(m,n);
	cout<<gcd(m,n)<<" "<<m*n/a;
	return 0;
}