86858870

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{103}}^1\times {\mathrm{1721}}^1$

素因数の和:1845

約数の個数: 48

約数和(自身を含む): 183744288

約数和(自身を除く): 96885418

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 103, 206, 245, 490, 515, 721, 1030, 1442, 1721, 3442, 3605, 5047, 7210, 8605, 10094, 12047, 17210, 24094, 25235, 50470, 60235, 84329, 120470, 168658, 177263, 354526, 421645, 843290, 886315, 1240841, 1772630, 2481682, 6204205, 8685887, 12408410, 17371774, 43429435, 86858870]

約数ペア:

[(1, 86858870), (2, 43429435), (5, 17371774), (7, 12408410), (10, 8685887), (14, 6204205), (35, 2481682), (49, 1772630), (70, 1240841), (98, 886315), (103, 843290), (206, 421645), (245, 354526), (490, 177263), (515, 168658), (721, 120470), (1030, 84329), (1442, 60235), (1721, 50470), (3442, 25235), (3605, 24094), (5047, 17210), (7210, 12047), (8605, 10094)]