28731025

素因数分解:

$5^2\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{1723}}^1$

素因数の和:1785

約数の個数: 24

約数和(自身を含む): 38479680

約数和(自身を除く): 9748655

約数列:

[1, 5, 23, 25, 29, 115, 145, 575, 667, 725, 1723, 3335, 8615, 16675, 39629, 43075, 49967, 198145, 249835, 990725, 1149241, 1249175, 5746205, 28731025]

約数ペア:

[(1, 28731025), (5, 5746205), (23, 1249175), (25, 1149241), (29, 990725), (115, 249835), (145, 198145), (575, 49967), (667, 43075), (725, 39629), (1723, 16675), (3335, 8615)]