25998580

素因数分解:

$2^2\times 5^1\times {\mathrm{251}}^1\times {\mathrm{5179}}^1$

素因数の和:5439

約数の個数: 24

約数和(自身を含む): 54825120

約数和(自身を除く): 28826540

約数列:

[1, 2, 4, 5, 10, 20, 251, 502, 1004, 1255, 2510, 5020, 5179, 10358, 20716, 25895, 51790, 103580, 1299929, 2599858, 5199716, 6499645, 12999290, 25998580]

約数ペア:

[(1, 25998580), (2, 12999290), (4, 6499645), (5, 5199716), (10, 2599858), (20, 1299929), (251, 103580), (502, 51790), (1004, 25895), (1255, 20716), (2510, 10358), (5020, 5179)]