25731085

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{109}}^1\times {\mathrm{1523}}^1$

素因数の和:1668

約数の個数: 16

約数和(自身を含む): 32186880

約数和(自身を除く): 6455795

約数列:

[1, 5, 31, 109, 155, 545, 1523, 3379, 7615, 16895, 47213, 166007, 236065, 830035, 5146217, 25731085]

約数ペア:

[(1, 25731085), (5, 5146217), (31, 830035), (109, 236065), (155, 166007), (545, 47213), (1523, 16895), (3379, 7615)]