77129425

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{347}}^1\times {\mathrm{523}}^1$

素因数の和:897

約数の個数: 24

約数和(自身を含む): 101752416

約数和(自身を除く): 24622991

約数列:

[1, 5, 17, 25, 85, 347, 425, 523, 1735, 2615, 5899, 8675, 8891, 13075, 29495, 44455, 147475, 181481, 222275, 907405, 3085177, 4537025, 15425885, 77129425]

約数ペア:

[(1, 77129425), (5, 15425885), (17, 4537025), (25, 3085177), (85, 907405), (347, 222275), (425, 181481), (523, 147475), (1735, 44455), (2615, 29495), (5899, 13075), (8675, 8891)]