25172360

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{15349}}^1$

素因数の和:15401

約数の個数: 32

約数和(自身を含む): 58023000

約数和(自身を除く): 32850640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 15349, 30698, 61396, 76745, 122792, 153490, 306980, 613960, 629309, 1258618, 2517236, 3146545, 5034472, 6293090, 12586180, 25172360]

約数ペア:

[(1, 25172360), (2, 12586180), (4, 6293090), (5, 5034472), (8, 3146545), (10, 2517236), (20, 1258618), (40, 629309), (41, 613960), (82, 306980), (164, 153490), (205, 122792), (328, 76745), (410, 61396), (820, 30698), (1640, 15349)]