1645940530

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{331}}^1\times {\mathrm{1319}}^1$

素因数の和:1699

約数の個数: 64

約数和(自身を含む): 3313094400

約数和(自身を除く): 1667153870

約数列:

[1, 2, 5, 10, 13, 26, 29, 58, 65, 130, 145, 290, 331, 377, 662, 754, 1319, 1655, 1885, 2638, 3310, 3770, 4303, 6595, 8606, 9599, 13190, 17147, 19198, 21515, 34294, 38251, 43030, 47995, 76502, 85735, 95990, 124787, 171470, 191255, 249574, 382510, 436589, 497263, 623935, 873178, 994526, 1247870, 2182945, 2486315, 4365890, 4972630, 5675657, 11351314, 12661081, 25322162, 28378285, 56756570, 63305405, 126610810, 164594053, 329188106, 822970265, 1645940530]

約数ペア:

[(1, 1645940530), (2, 822970265), (5, 329188106), (10, 164594053), (13, 126610810), (26, 63305405), (29, 56756570), (58, 28378285), (65, 25322162), (130, 12661081), (145, 11351314), (290, 5675657), (331, 4972630), (377, 4365890), (662, 2486315), (754, 2182945), (1319, 1247870), (1655, 994526), (1885, 873178), (2638, 623935), (3310, 497263), (3770, 436589), (4303, 382510), (6595, 249574), (8606, 191255), (9599, 171470), (13190, 124787), (17147, 95990), (19198, 85735), (21515, 76502), (34294, 47995), (38251, 43030)]