20125945315

素因数分解:

$5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{3457}}^1\times {\mathrm{4057}}^1$

素因数の和:7567

約数の個数: 32

約数和(自身を含む): 28289649024

約数和(自身を除く): 8163703709

約数列:

[1, 5, 7, 35, 41, 205, 287, 1435, 3457, 4057, 17285, 20285, 24199, 28399, 120995, 141737, 141995, 166337, 708685, 831685, 992159, 1164359, 4960795, 5821795, 14025049, 70125245, 98175343, 490876715, 575027009, 2875135045, 4025189063, 20125945315]

約数ペア:

[(1, 20125945315), (5, 4025189063), (7, 2875135045), (35, 575027009), (41, 490876715), (205, 98175343), (287, 70125245), (1435, 14025049), (3457, 5821795), (4057, 4960795), (17285, 1164359), (20285, 992159), (24199, 831685), (28399, 708685), (120995, 166337), (141737, 141995)]