166207850

素因数分解:

$2^1\times 5^2\times {\mathrm{41}}^1\times {\mathrm{81077}}^1$

素因数の和:81130

約数の個数: 24

約数和(自身を含む): 316690668

約数和(自身を除く): 150482818

約数列:

[1, 2, 5, 10, 25, 41, 50, 82, 205, 410, 1025, 2050, 81077, 162154, 405385, 810770, 2026925, 3324157, 4053850, 6648314, 16620785, 33241570, 83103925, 166207850]

約数ペア:

[(1, 166207850), (2, 83103925), (5, 33241570), (10, 16620785), (25, 6648314), (41, 4053850), (50, 3324157), (82, 2026925), (205, 810770), (410, 405385), (1025, 162154), (2050, 81077)]