71915825

素因数分解:

$5^2\times {\mathrm{23}}^1\times {\mathrm{181}}^1\times {\mathrm{691}}^1$

素因数の和:905

約数の個数: 24

約数和(自身を含む): 93702336

約数和(自身を除く): 21786511

約数列:

[1, 5, 23, 25, 115, 181, 575, 691, 905, 3455, 4163, 4525, 15893, 17275, 20815, 79465, 104075, 125071, 397325, 625355, 2876633, 3126775, 14383165, 71915825]

約数ペア:

[(1, 71915825), (5, 14383165), (23, 3126775), (25, 2876633), (115, 625355), (181, 397325), (575, 125071), (691, 104075), (905, 79465), (3455, 20815), (4163, 17275), (4525, 15893)]