#include<iostream>
using namespace std;
int max(int a,int b)
{
if(a<b)
{
int c=a;a=b;b=c;
}
int d;
do
{
d=a%b;
a=b;
b=d;
}while(d!=0);
return(a);
}
int min(int a,int b,int c)
{
return(a*b/c);
}
int main()
{
int m,n;
cin>>m>>n;
cout<<max(m,n)<<' '<<min(m,n,max(m,n));
return 0;
}