31517525

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{2621}}^1$

素因数の和:2681

約数の個数: 24

約数和(自身を含む): 43242024

約数和(自身を除く): 11724499

約数列:

[1, 5, 13, 25, 37, 65, 185, 325, 481, 925, 2405, 2621, 12025, 13105, 34073, 65525, 96977, 170365, 484885, 851825, 1260701, 2424425, 6303505, 31517525]

約数ペア:

[(1, 31517525), (5, 6303505), (13, 2424425), (25, 1260701), (37, 851825), (65, 484885), (185, 170365), (325, 96977), (481, 65525), (925, 34073), (2405, 13105), (2621, 12025)]