171772660

素因数分解:

$2^2\times 5^1\times {\mathrm{163}}^1\times {\mathrm{52691}}^1$

素因数の和:52863

約数の個数: 24

約数和(自身を含む): 362942496

約数和(自身を除く): 191169836

約数列:

[1, 2, 4, 5, 10, 20, 163, 326, 652, 815, 1630, 3260, 52691, 105382, 210764, 263455, 526910, 1053820, 8588633, 17177266, 34354532, 42943165, 85886330, 171772660]

約数ペア:

[(1, 171772660), (2, 85886330), (4, 42943165), (5, 34354532), (10, 17177266), (20, 8588633), (163, 1053820), (326, 526910), (652, 263455), (815, 210764), (1630, 105382), (3260, 52691)]