25133390

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{179}}^1\times {\mathrm{739}}^1$

素因数の和:944

約数の個数: 32

約数和(自身を含む): 47952000

約数和(自身を除く): 22818610

約数列:

[1, 2, 5, 10, 19, 38, 95, 179, 190, 358, 739, 895, 1478, 1790, 3401, 3695, 6802, 7390, 14041, 17005, 28082, 34010, 70205, 132281, 140410, 264562, 661405, 1322810, 2513339, 5026678, 12566695, 25133390]

約数ペア:

[(1, 25133390), (2, 12566695), (5, 5026678), (10, 2513339), (19, 1322810), (38, 661405), (95, 264562), (179, 140410), (190, 132281), (358, 70205), (739, 34010), (895, 28082), (1478, 17005), (1790, 14041), (3401, 7390), (3695, 6802)]