418654325

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{419}}^1\times {\mathrm{2351}}^1$

素因数の和:2797

約数の個数: 24

約数和(自身を含む): 551214720

約数和(自身を除く): 132560395

約数列:

[1, 5, 17, 25, 85, 419, 425, 2095, 2351, 7123, 10475, 11755, 35615, 39967, 58775, 178075, 199835, 985069, 999175, 4925345, 16746173, 24626725, 83730865, 418654325]

約数ペア:

[(1, 418654325), (5, 83730865), (17, 24626725), (25, 16746173), (85, 4925345), (419, 999175), (425, 985069), (2095, 199835), (2351, 178075), (7123, 58775), (10475, 39967), (11755, 35615)]