51641510

素因数分解:

$2^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{131}}^1\times {\mathrm{499}}^1$

素因数の和:716

約数の個数: 32

約数和(自身を含む): 95040000

約数和(自身を除く): 43398490

約数列:

[1, 2, 5, 10, 79, 131, 158, 262, 395, 499, 655, 790, 998, 1310, 2495, 4990, 10349, 20698, 39421, 51745, 65369, 78842, 103490, 130738, 197105, 326845, 394210, 653690, 5164151, 10328302, 25820755, 51641510]

約数ペア:

[(1, 51641510), (2, 25820755), (5, 10328302), (10, 5164151), (79, 653690), (131, 394210), (158, 326845), (262, 197105), (395, 130738), (499, 103490), (655, 78842), (790, 65369), (998, 51745), (1310, 39421), (2495, 20698), (4990, 10349)]