25125145

素因数分解:

$5^1\times {\mathrm{89}}^1\times {\mathrm{131}}^1\times {\mathrm{431}}^1$

素因数の和:656

約数の個数: 16

約数和(自身を含む): 30792960

約数和(自身を除く): 5667815

約数列:

[1, 5, 89, 131, 431, 445, 655, 2155, 11659, 38359, 56461, 58295, 191795, 282305, 5025029, 25125145]

約数ペア:

[(1, 25125145), (5, 5025029), (89, 282305), (131, 191795), (431, 58295), (445, 56461), (655, 38359), (2155, 11659)]