86278825

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{2281}}^1$

素因数の和:2397

約数の個数: 24

約数和(自身を含む): 114602040

約数和(自身を除く): 28323215

約数列:

[1, 5, 17, 25, 85, 89, 425, 445, 1513, 2225, 2281, 7565, 11405, 37825, 38777, 57025, 193885, 203009, 969425, 1015045, 3451153, 5075225, 17255765, 86278825]

約数ペア:

[(1, 86278825), (5, 17255765), (17, 5075225), (25, 3451153), (85, 1015045), (89, 969425), (425, 203009), (445, 193885), (1513, 57025), (2225, 38777), (2281, 37825), (7565, 11405)]