408060875

素因数分解:

$5^3\times {\mathrm{73}}^1\times {\mathrm{197}}^1\times {\mathrm{227}}^1$

素因数の和:512

約数の個数: 32

約数和(自身を含む): 521142336

約数和(自身を除く): 113081461

約数列:

[1, 5, 25, 73, 125, 197, 227, 365, 985, 1135, 1825, 4925, 5675, 9125, 14381, 16571, 24625, 28375, 44719, 71905, 82855, 223595, 359525, 414275, 1117975, 1797625, 2071375, 3264487, 5589875, 16322435, 81612175, 408060875]

約数ペア:

[(1, 408060875), (5, 81612175), (25, 16322435), (73, 5589875), (125, 3264487), (197, 2071375), (227, 1797625), (365, 1117975), (985, 414275), (1135, 359525), (1825, 223595), (4925, 82855), (5675, 71905), (9125, 44719), (14381, 28375), (16571, 24625)]