15885175

素因数分解:

$5^2\times {\mathrm{31}}^1\times {\mathrm{103}}^1\times {\mathrm{199}}^1$

素因数の和:343

約数の個数: 24

約数和(自身を含む): 20633600

約数和(自身を除く): 4748425

約数列:

[1, 5, 25, 31, 103, 155, 199, 515, 775, 995, 2575, 3193, 4975, 6169, 15965, 20497, 30845, 79825, 102485, 154225, 512425, 635407, 3177035, 15885175]

約数ペア:

[(1, 15885175), (5, 3177035), (25, 635407), (31, 512425), (103, 154225), (155, 102485), (199, 79825), (515, 30845), (775, 20497), (995, 15965), (2575, 6169), (3193, 4975)]