388677775

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{151}}^1\times {\mathrm{5419}}^1$

素因数の和:5599

約数の個数: 24

約数和(自身を含む): 510780800

約数和(自身を除く): 122103025

約数列:

[1, 5, 19, 25, 95, 151, 475, 755, 2869, 3775, 5419, 14345, 27095, 71725, 102961, 135475, 514805, 818269, 2574025, 4091345, 15547111, 20456725, 77735555, 388677775]

約数ペア:

[(1, 388677775), (5, 77735555), (19, 20456725), (25, 15547111), (95, 4091345), (151, 2574025), (475, 818269), (755, 514805), (2869, 135475), (3775, 102961), (5419, 71725), (14345, 27095)]