169497640

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{325957}}^1$

素因数の和:325981

約数の個数: 32

約数和(自身を含む): 410707080

約数和(自身を除く): 241209440

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 325957, 651914, 1303828, 1629785, 2607656, 3259570, 4237441, 6519140, 8474882, 13038280, 16949764, 21187205, 33899528, 42374410, 84748820, 169497640]

約数ペア:

[(1, 169497640), (2, 84748820), (4, 42374410), (5, 33899528), (8, 21187205), (10, 16949764), (13, 13038280), (20, 8474882), (26, 6519140), (40, 4237441), (52, 3259570), (65, 2607656), (104, 1629785), (130, 1303828), (260, 651914), (520, 325957)]