1639149310

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{79609}}^1$

素因数の和:79716

約数の個数: 32

約数和(自身を含む): 3095236800

約数和(自身を除く): 1456087490

約数列:

[1, 2, 5, 10, 29, 58, 71, 142, 145, 290, 355, 710, 2059, 4118, 10295, 20590, 79609, 159218, 398045, 796090, 2308661, 4617322, 5652239, 11304478, 11543305, 23086610, 28261195, 56522390, 163914931, 327829862, 819574655, 1639149310]

約数ペア:

[(1, 1639149310), (2, 819574655), (5, 327829862), (10, 163914931), (29, 56522390), (58, 28261195), (71, 23086610), (142, 11543305), (145, 11304478), (290, 5652239), (355, 4617322), (710, 2308661), (2059, 796090), (4118, 398045), (10295, 159218), (20590, 79609)]