80156426

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{2797}}^1$

素因数の和:2918

約数の個数: 32

約数和(自身を含む): 145048320

約数和(自身を除く): 64891894

約数列:

[1, 2, 7, 14, 23, 46, 89, 161, 178, 322, 623, 1246, 2047, 2797, 4094, 5594, 14329, 19579, 28658, 39158, 64331, 128662, 248933, 450317, 497866, 900634, 1742531, 3485062, 5725459, 11450918, 40078213, 80156426]

約数ペア:

[(1, 80156426), (2, 40078213), (7, 11450918), (14, 5725459), (23, 3485062), (46, 1742531), (89, 900634), (161, 497866), (178, 450317), (322, 248933), (623, 128662), (1246, 64331), (2047, 39158), (2797, 28658), (4094, 19579), (5594, 14329)]