258977440

素因数分解:

$2^5\times 5^1\times {\mathrm{701}}^1\times {\mathrm{2309}}^1$

素因数の和:3025

約数の個数: 48

約数和(自身を含む): 612972360

約数和(自身を除く): 353994920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 701, 1402, 2309, 2804, 3505, 4618, 5608, 7010, 9236, 11216, 11545, 14020, 18472, 22432, 23090, 28040, 36944, 46180, 56080, 73888, 92360, 112160, 184720, 369440, 1618609, 3237218, 6474436, 8093045, 12948872, 16186090, 25897744, 32372180, 51795488, 64744360, 129488720, 258977440]

約数ペア:

[(1, 258977440), (2, 129488720), (4, 64744360), (5, 51795488), (8, 32372180), (10, 25897744), (16, 16186090), (20, 12948872), (32, 8093045), (40, 6474436), (80, 3237218), (160, 1618609), (701, 369440), (1402, 184720), (2309, 112160), (2804, 92360), (3505, 73888), (4618, 56080), (5608, 46180), (7010, 36944), (9236, 28040), (11216, 23090), (11545, 22432), (14020, 18472)]