17690725

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{1877}}^1$

素因数の和:1929

約数の個数: 24

約数和(自身を含む): 24451560

約数和(自身を除く): 6760835

約数列:

[1, 5, 13, 25, 29, 65, 145, 325, 377, 725, 1877, 1885, 9385, 9425, 24401, 46925, 54433, 122005, 272165, 610025, 707629, 1360825, 3538145, 17690725]

約数ペア:

[(1, 17690725), (5, 3538145), (13, 1360825), (25, 707629), (29, 610025), (65, 272165), (145, 122005), (325, 54433), (377, 46925), (725, 24401), (1877, 9425), (1885, 9385)]