131435525

素因数分解:

$5^2\times {\mathrm{13}}^3\times {\mathrm{2393}}^1$

素因数の和:2442

約数の個数: 24

約数和(自身を含む): 176629320

約数和(自身を除く): 45193795

約数列:

[1, 5, 13, 25, 65, 169, 325, 845, 2197, 2393, 4225, 10985, 11965, 31109, 54925, 59825, 155545, 404417, 777725, 2022085, 5257421, 10110425, 26287105, 131435525]

約数ペア:

[(1, 131435525), (5, 26287105), (13, 10110425), (25, 5257421), (65, 2022085), (169, 777725), (325, 404417), (845, 155545), (2197, 59825), (2393, 54925), (4225, 31109), (10985, 11965)]