28494625

素因数分解:

$5^3\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{101}}^1$

素因数の和:214

約数の個数: 32

約数和(自身を含む): 37488672

約数和(自身を除く): 8994047

約数列:

[1, 5, 25, 37, 61, 101, 125, 185, 305, 505, 925, 1525, 2257, 2525, 3737, 4625, 6161, 7625, 11285, 12625, 18685, 30805, 56425, 93425, 154025, 227957, 282125, 467125, 770125, 1139785, 5698925, 28494625]

約数ペア:

[(1, 28494625), (5, 5698925), (25, 1139785), (37, 770125), (61, 467125), (101, 282125), (125, 227957), (185, 154025), (305, 93425), (505, 56425), (925, 30805), (1525, 18685), (2257, 12625), (2525, 11285), (3737, 7625), (4625, 6161)]