201885264310

素因数分解:

$2^1\times 5^1\times {\mathrm{643213}}^1\times {\mathrm{31387}}^1$

素因数の和:674607

約数の個数: 16

約数和(自身を含む): 363405618576

約数和(自身を除く): 161520354266

約数列:

[1, 2, 5, 10, 31387, 62774, 156935, 313870, 643213, 1286426, 3216065, 6432130, 20188526431, 40377052862, 100942632155, 201885264310]

約数ペア:

[(1, 201885264310), (2, 100942632155), (5, 40377052862), (10, 20188526431), (31387, 6432130), (62774, 3216065), (156935, 1286426), (313870, 643213)]