26818975

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{431}}^1$

素因数の和:591

約数の個数: 24

約数和(自身を含む): 35354880

約数和(自身を除く): 8535905

約数列:

[1, 5, 19, 25, 95, 131, 431, 475, 655, 2155, 2489, 3275, 8189, 10775, 12445, 40945, 56461, 62225, 204725, 282305, 1072759, 1411525, 5363795, 26818975]

約数ペア:

[(1, 26818975), (5, 5363795), (19, 1411525), (25, 1072759), (95, 282305), (131, 204725), (431, 62225), (475, 56461), (655, 40945), (2155, 12445), (2489, 10775), (3275, 8189)]