82788680

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{159209}}^1$

素因数の和:159233

約数の個数: 32

約数和(自身を含む): 200604600

約数和(自身を除く): 117815920

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 159209, 318418, 636836, 796045, 1273672, 1592090, 2069717, 3184180, 4139434, 6368360, 8278868, 10348585, 16557736, 20697170, 41394340, 82788680]

約数ペア:

[(1, 82788680), (2, 41394340), (4, 20697170), (5, 16557736), (8, 10348585), (10, 8278868), (13, 6368360), (20, 4139434), (26, 3184180), (40, 2069717), (52, 1592090), (65, 1273672), (104, 796045), (130, 636836), (260, 318418), (520, 159209)]