81584564

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{15187}}^1$

素因数の和:15287

約数の個数: 24

約数和(自身を含む): 153095040

約数和(自身を除く): 71510476

約数列:

[1, 2, 4, 17, 34, 68, 79, 158, 316, 1343, 2686, 5372, 15187, 30374, 60748, 258179, 516358, 1032716, 1199773, 2399546, 4799092, 20396141, 40792282, 81584564]

約数ペア:

[(1, 81584564), (2, 40792282), (4, 20396141), (17, 4799092), (34, 2399546), (68, 1199773), (79, 1032716), (158, 516358), (316, 258179), (1343, 60748), (2686, 30374), (5372, 15187)]