#include<stdio.h>
int main(void)
{
    int  i,a,b,c,x,y;
	
	scanf("%d %d",&a,&b);
	x=a;	y=b;
	if(a<b){
	    c=a;
		a=b;
		b=c;
	}
	c=a%b;
	while(c!=0){
	    a=b;
		b=c;
		c=a%b;
	}
	i=x/b*y;
	printf("%d %d\n",b,i);
	return 0;
}