261275176

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{26317}}^1$

素因数の和:26413

約数の個数: 32

約数和(自身を含む): 525833640

約数和(自身を除く): 264558464

約数列:

[1, 2, 4, 8, 17, 34, 68, 73, 136, 146, 292, 584, 1241, 2482, 4964, 9928, 26317, 52634, 105268, 210536, 447389, 894778, 1789556, 1921141, 3579112, 3842282, 7684564, 15369128, 32659397, 65318794, 130637588, 261275176]

約数ペア:

[(1, 261275176), (2, 130637588), (4, 65318794), (8, 32659397), (17, 15369128), (34, 7684564), (68, 3842282), (73, 3579112), (136, 1921141), (146, 1789556), (292, 894778), (584, 447389), (1241, 210536), (2482, 105268), (4964, 52634), (9928, 26317)]