81794210

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{12263}}^1$

素因数の和:12322

約数の個数: 32

約数和(自身を含む): 158941440

約数和(自身を除く): 77147230

約数列:

[1, 2, 5, 10, 23, 29, 46, 58, 115, 145, 230, 290, 667, 1334, 3335, 6670, 12263, 24526, 61315, 122630, 282049, 355627, 564098, 711254, 1410245, 1778135, 2820490, 3556270, 8179421, 16358842, 40897105, 81794210]

約数ペア:

[(1, 81794210), (2, 40897105), (5, 16358842), (10, 8179421), (23, 3556270), (29, 2820490), (46, 1778135), (58, 1410245), (115, 711254), (145, 564098), (230, 355627), (290, 282049), (667, 122630), (1334, 61315), (3335, 24526), (6670, 12263)]