2015341775

素因数分解:

$5^2\times {\mathrm{31}}^1\times {\mathrm{103}}^1\times {\mathrm{25247}}^1$

素因数の和:25391

約数の個数: 24

約数和(自身を含む): 2604785664

約数和(自身を除く): 589443889

約数列:

[1, 5, 25, 31, 103, 155, 515, 775, 2575, 3193, 15965, 25247, 79825, 126235, 631175, 782657, 2600441, 3913285, 13002205, 19566425, 65011025, 80613671, 403068355, 2015341775]

約数ペア:

[(1, 2015341775), (5, 403068355), (25, 80613671), (31, 65011025), (103, 19566425), (155, 13002205), (515, 3913285), (775, 2600441), (2575, 782657), (3193, 631175), (15965, 126235), (25247, 79825)]