255490

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{881}}^1$

素因数の和:917

約数の個数: 16

約数和(自身を含む): 476280

約数和(自身を除く): 220790

約数列:

[1, 2, 5, 10, 29, 58, 145, 290, 881, 1762, 4405, 8810, 25549, 51098, 127745, 255490]

約数ペア:

[(1, 255490), (2, 127745), (5, 51098), (10, 25549), (29, 8810), (58, 4405), (145, 1762), (290, 881)]