259082540

素因数分解:

$2^2\times 5^1\times {\mathrm{127}}^1\times {\mathrm{102001}}^1$

素因数の和:102137

約数の個数: 24

約数和(自身を含む): 548362752

約数和(自身を除く): 289280212

約数列:

[1, 2, 4, 5, 10, 20, 127, 254, 508, 635, 1270, 2540, 102001, 204002, 408004, 510005, 1020010, 2040020, 12954127, 25908254, 51816508, 64770635, 129541270, 259082540]

約数ペア:

[(1, 259082540), (2, 129541270), (4, 64770635), (5, 51816508), (10, 25908254), (20, 12954127), (127, 2040020), (254, 1020010), (508, 510005), (635, 408004), (1270, 204002), (2540, 102001)]