249784240

素因数分解:

$2^4\times 5^1\times {\mathrm{113}}^1\times {\mathrm{27631}}^1$

素因数の和:27757

約数の個数: 40

約数和(自身を含む): 585908928

約数和(自身を除く): 336124688

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 113, 226, 452, 565, 904, 1130, 1808, 2260, 4520, 9040, 27631, 55262, 110524, 138155, 221048, 276310, 442096, 552620, 1105240, 2210480, 3122303, 6244606, 12489212, 15611515, 24978424, 31223030, 49956848, 62446060, 124892120, 249784240]

約数ペア:

[(1, 249784240), (2, 124892120), (4, 62446060), (5, 49956848), (8, 31223030), (10, 24978424), (16, 15611515), (20, 12489212), (40, 6244606), (80, 3122303), (113, 2210480), (226, 1105240), (452, 552620), (565, 442096), (904, 276310), (1130, 221048), (1808, 138155), (2260, 110524), (4520, 55262), (9040, 27631)]