164430370

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{66571}}^1$

素因数の和:66610

約数の個数: 32

約数和(自身を含む): 335522880

約数和(自身を除く): 171092510

約数列:

[1, 2, 5, 10, 13, 19, 26, 38, 65, 95, 130, 190, 247, 494, 1235, 2470, 66571, 133142, 332855, 665710, 865423, 1264849, 1730846, 2529698, 4327115, 6324245, 8654230, 12648490, 16443037, 32886074, 82215185, 164430370]

約数ペア:

[(1, 164430370), (2, 82215185), (5, 32886074), (10, 16443037), (13, 12648490), (19, 8654230), (26, 6324245), (38, 4327115), (65, 2529698), (95, 1730846), (130, 1264849), (190, 865423), (247, 665710), (494, 332855), (1235, 133142), (2470, 66571)]