28050425

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{5077}}^1$

素因数の和:5117

約数の個数: 24

約数和(自身を含む): 39669336

約数和(自身を除く): 11618911

約数列:

[1, 5, 13, 17, 25, 65, 85, 221, 325, 425, 1105, 5077, 5525, 25385, 66001, 86309, 126925, 330005, 431545, 1122017, 1650025, 2157725, 5610085, 28050425]

約数ペア:

[(1, 28050425), (5, 5610085), (13, 2157725), (17, 1650025), (25, 1122017), (65, 431545), (85, 330005), (221, 126925), (325, 86309), (425, 66001), (1105, 25385), (5077, 5525)]