202215325

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{20071}}^1$

素因数の和:20125

約数の個数: 24

約数和(自身を含む): 278759936

約数和(自身を除く): 76544611

約数列:

[1, 5, 13, 25, 31, 65, 155, 325, 403, 775, 2015, 10075, 20071, 100355, 260923, 501775, 622201, 1304615, 3111005, 6523075, 8088613, 15555025, 40443065, 202215325]

約数ペア:

[(1, 202215325), (5, 40443065), (13, 15555025), (25, 8088613), (31, 6523075), (65, 3111005), (155, 1304615), (325, 622201), (403, 501775), (775, 260923), (2015, 100355), (10075, 20071)]