8317660

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31991}}^1$

素因数の和:32013

約数の個数: 24

約数和(自身を含む): 18811296

約数和(自身を除く): 10493636

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 31991, 63982, 127964, 159955, 319910, 415883, 639820, 831766, 1663532, 2079415, 4158830, 8317660]

約数ペア:

[(1, 8317660), (2, 4158830), (4, 2079415), (5, 1663532), (10, 831766), (13, 639820), (20, 415883), (26, 319910), (52, 159955), (65, 127964), (130, 63982), (260, 31991)]