22807775

素因数分解:

$5^2\times {\mathrm{29}}^1\times {\mathrm{163}}^1\times {\mathrm{193}}^1$

素因数の和:395

約数の個数: 24

約数和(自身を含む): 29588880

約数和(自身を除く): 6781105

約数列:

[1, 5, 25, 29, 145, 163, 193, 725, 815, 965, 4075, 4727, 4825, 5597, 23635, 27985, 31459, 118175, 139925, 157295, 786475, 912311, 4561555, 22807775]

約数ペア:

[(1, 22807775), (5, 4561555), (25, 912311), (29, 786475), (145, 157295), (163, 139925), (193, 118175), (725, 31459), (815, 27985), (965, 23635), (4075, 5597), (4727, 4825)]