2021815550

素因数分解:

$2^1\times 5^2\times {\mathrm{1283}}^1\times {\mathrm{31517}}^1$

素因数の和:32812

約数の個数: 24

約数和(自身を含む): 3763627416

約数和(自身を除く): 1741811866

約数列:

[1, 2, 5, 10, 25, 50, 1283, 2566, 6415, 12830, 31517, 32075, 63034, 64150, 157585, 315170, 787925, 1575850, 40436311, 80872622, 202181555, 404363110, 1010907775, 2021815550]

約数ペア:

[(1, 2021815550), (2, 1010907775), (5, 404363110), (10, 202181555), (25, 80872622), (50, 40436311), (1283, 1575850), (2566, 787925), (6415, 315170), (12830, 157585), (31517, 64150), (32075, 63034)]