25640228

素因数分解:

$2^2\times {\mathrm{73}}^1\times {\mathrm{277}}^1\times {\mathrm{317}}^1$

素因数の和:671

約数の個数: 24

約数和(自身を含む): 45793272

約数和(自身を除く): 20153044

約数列:

[1, 2, 4, 73, 146, 277, 292, 317, 554, 634, 1108, 1268, 20221, 23141, 40442, 46282, 80884, 87809, 92564, 175618, 351236, 6410057, 12820114, 25640228]

約数ペア:

[(1, 25640228), (2, 12820114), (4, 6410057), (73, 351236), (146, 175618), (277, 92564), (292, 87809), (317, 80884), (554, 46282), (634, 40442), (1108, 23141), (1268, 20221)]