115287640

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{221707}}^1$

素因数の和:221731

約数の個数: 32

約数和(自身を含む): 279352080

約数和(自身を除く): 164064440

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 221707, 443414, 886828, 1108535, 1773656, 2217070, 2882191, 4434140, 5764382, 8868280, 11528764, 14410955, 23057528, 28821910, 57643820, 115287640]

約数ペア:

[(1, 115287640), (2, 57643820), (4, 28821910), (5, 23057528), (8, 14410955), (10, 11528764), (13, 8868280), (20, 5764382), (26, 4434140), (40, 2882191), (52, 2217070), (65, 1773656), (104, 1108535), (130, 886828), (260, 443414), (520, 221707)]