82858040

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{66821}}^1$

素因数の和:66863

約数の個数: 32

約数和(自身を含む): 192447360

約数和(自身を除く): 109589320

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 66821, 133642, 267284, 334105, 534568, 668210, 1336420, 2071451, 2672840, 4142902, 8285804, 10357255, 16571608, 20714510, 41429020, 82858040]

約数ペア:

[(1, 82858040), (2, 41429020), (4, 20714510), (5, 16571608), (8, 10357255), (10, 8285804), (20, 4142902), (31, 2672840), (40, 2071451), (62, 1336420), (124, 668210), (155, 534568), (248, 334105), (310, 267284), (620, 133642), (1240, 66821)]