def check(x):
    k = 0
    if x < 100:
        return 0
    for i in range(x - 1, 99, -1):
        if x % i == 0:
            k += i
    return k


a, b = map(int, input().split())
ma = -1
for i in range(a, b + 1):
    x = check(i)
    if x > ma:
        ma = x
        o = i
if ma == -1:
    print(0)
    exit(0)
print(ma, o)