71018180

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{208877}}^1$

素因数の和:208903

約数の個数: 24

約数和(自身を含む): 157911768

約数和(自身を除く): 86893588

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 208877, 417754, 835508, 1044385, 2088770, 3550909, 4177540, 7101818, 14203636, 17754545, 35509090, 71018180]

約数ペア:

[(1, 71018180), (2, 35509090), (4, 17754545), (5, 14203636), (10, 7101818), (17, 4177540), (20, 3550909), (34, 2088770), (68, 1044385), (85, 835508), (170, 417754), (340, 208877)]