85694870

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{137}}^1\times {\mathrm{881}}^1$

素因数の和:1096

約数の個数: 32

約数和(自身を含む): 157743936

約数和(自身を除く): 72049066

約数列:

[1, 2, 5, 10, 71, 137, 142, 274, 355, 685, 710, 881, 1370, 1762, 4405, 8810, 9727, 19454, 48635, 62551, 97270, 120697, 125102, 241394, 312755, 603485, 625510, 1206970, 8569487, 17138974, 42847435, 85694870]

約数ペア:

[(1, 85694870), (2, 42847435), (5, 17138974), (10, 8569487), (71, 1206970), (137, 625510), (142, 603485), (274, 312755), (355, 241394), (685, 125102), (710, 120697), (881, 97270), (1370, 62551), (1762, 48635), (4405, 19454), (8810, 9727)]