68097640

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{130957}}^1$

素因数の和:130981

約数の個数: 32

約数和(自身を含む): 165007080

約数和(自身を除く): 96909440

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 130957, 261914, 523828, 654785, 1047656, 1309570, 1702441, 2619140, 3404882, 5238280, 6809764, 8512205, 13619528, 17024410, 34048820, 68097640]

約数ペア:

[(1, 68097640), (2, 34048820), (4, 17024410), (5, 13619528), (8, 8512205), (10, 6809764), (13, 5238280), (20, 3404882), (26, 2619140), (40, 1702441), (52, 1309570), (65, 1047656), (104, 654785), (130, 523828), (260, 261914), (520, 130957)]