2601875

素因数分解:

$5^4\times {\mathrm{23}}^1\times {\mathrm{181}}^1$

素因数の和:224

約数の個数: 20

約数和(自身を含む): 3411408

約数和(自身を除く): 809533

約数列:

[1, 5, 23, 25, 115, 125, 181, 575, 625, 905, 2875, 4163, 4525, 14375, 20815, 22625, 104075, 113125, 520375, 2601875]

約数ペア:

[(1, 2601875), (5, 520375), (23, 113125), (25, 104075), (115, 22625), (125, 20815), (181, 14375), (575, 4525), (625, 4163), (905, 2875)]