89755640

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{172607}}^1$

素因数の和:172631

約数の個数: 32

約数和(自身を含む): 217486080

約数和(自身を除く): 127730440

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 172607, 345214, 690428, 863035, 1380856, 1726070, 2243891, 3452140, 4487782, 6904280, 8975564, 11219455, 17951128, 22438910, 44877820, 89755640]

約数ペア:

[(1, 89755640), (2, 44877820), (4, 22438910), (5, 17951128), (8, 11219455), (10, 8975564), (13, 6904280), (20, 4487782), (26, 3452140), (40, 2243891), (52, 1726070), (65, 1380856), (104, 863035), (130, 690428), (260, 345214), (520, 172607)]