159980795

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{144779}}^1$

素因数の和:144814

約数の個数: 16

約数和(自身を含む): 218907360

約数和(自身を除く): 58926565

約数列:

[1, 5, 13, 17, 65, 85, 221, 1105, 144779, 723895, 1882127, 2461243, 9410635, 12306215, 31996159, 159980795]

約数ペア:

[(1, 159980795), (5, 31996159), (13, 12306215), (17, 9410635), (65, 2461243), (85, 1882127), (221, 723895), (1105, 144779)]