import java.util.Scanner;

class Main {

    public static long euclid (long a, long b) {
	if (b == 0) {
	    return a;
	}
	else {
	    return euclid (b, a%b);
	}
    }
    
    public static void main (String args[]) {
	Scanner scan = new Scanner(System.in);
	long a, b, G, L;

	while (scan.hasNext()) {
	    a = scan.nextLong();
	    b = scan.nextLong();

	    if (a < b) {
		long tmp = a;
		a = b;
		b = tmp;
	    }

	    G = euclid (a, b);
	    L = a*b/G;

	    System.out.println(G+" "+L);
	}
    }
}
/tmp/hf-datasets-cache/medium/datasets/42704881117311-config-parquet-and-info-qiankunmu-Project_CodeNet-896c9d36/hub/datasets--qiankunmu--Project_CodeNet_Python800_and_Java250/snapshots/c899fde44a77ba1cc14973ed3de064e4ff3aadc7/Project_CodeNet_Java250.tar.gz