import java.util.*;

public class Main
{
    private static int gcd(int x, int y)
    {
        if (0 == y)
            return x;
        return gcd(y, x % y);
    }

    private static int lcm(int x, int y)
    {
        return x  / gcd(x, y) * y;
    }

    public static void main(String[] main)
    {
        Scanner in = new Scanner(System.in);

        while (in.hasNext())
        {
            int x = in.nextInt();
            int y = in.nextInt();

            System.out.print(gcd(x, y) + " " + lcm(x, y));
            System.out.println();
        }
    }
}
/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