№25 — #25204

def f(n):
    dels = set()
    for d in range(2, int(n ** 0.5) + 1):
        if n % d == 0:
            dels.add(d)
            dels.add(n // d)
    return sorted(dels)
k = 0
for n in range(520001, 620000):
    h = [x for x in f(n) if x != n and x % 10 == 5]
    if len(h) == 2:
        print(n, max(h))
        k += 1
        if k == 5:
            break