53287390

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{31531}}^1$

素因数の和:31564

約数の個数: 24

約数和(自身を含む): 103866408

約数和(自身を除く): 50579018

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 169, 338, 845, 1690, 31531, 63062, 157655, 315310, 409903, 819806, 2049515, 4099030, 5328739, 10657478, 26643695, 53287390]

約数ペア:

[(1, 53287390), (2, 26643695), (5, 10657478), (10, 5328739), (13, 4099030), (26, 2049515), (65, 819806), (130, 409903), (169, 315310), (338, 157655), (845, 63062), (1690, 31531)]