import java.util.Scanner;
public class Main {
    public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);
        while (sc.hasNext()) {
            long lar = sc.nextInt();
            long sma = sc.nextInt();
            long max = lar, min = sma;
            while (sma != 0) {
                lar = lar % sma;
                long freespace = lar;
                lar = sma;
                sma = freespace;
            }
            System.out.println(lar + " " + (max / lar * min));
        }
    }
}
/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