68800976

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{227}}^1\times {\mathrm{997}}^1$

素因数の和:1251

約数の個数: 40

約数和(自身を含む): 141077280

約数和(自身を除く): 72276304

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 227, 304, 454, 908, 997, 1816, 1994, 3632, 3988, 4313, 7976, 8626, 15952, 17252, 18943, 34504, 37886, 69008, 75772, 151544, 226319, 303088, 452638, 905276, 1810552, 3621104, 4300061, 8600122, 17200244, 34400488, 68800976]

約数ペア:

[(1, 68800976), (2, 34400488), (4, 17200244), (8, 8600122), (16, 4300061), (19, 3621104), (38, 1810552), (76, 905276), (152, 452638), (227, 303088), (304, 226319), (454, 151544), (908, 75772), (997, 69008), (1816, 37886), (1994, 34504), (3632, 18943), (3988, 17252), (4313, 15952), (7976, 8626)]