#include <bits/stdc++.h> int a,b; int gcd(const int &a,const int &b){ if(b==0) return a; return gcd(b,a%b); } int lcm(const int &a,const int &b){ return (a*b)/gcd(a,b); } int main(){ scanf("%d%d",&a,&b); printf("%d %d",gcd(a,b),lcm(a,b)); return 0; }