68865992

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{499}}^1\times {\mathrm{1327}}^1$

素因数の和:1845

約数の個数: 32

約数和(自身を含む): 139440000

約数和(自身を除く): 70574008

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 499, 998, 1327, 1996, 2654, 3992, 5308, 6487, 10616, 12974, 17251, 25948, 34502, 51896, 69004, 138008, 662173, 1324346, 2648692, 5297384, 8608249, 17216498, 34432996, 68865992]

約数ペア:

[(1, 68865992), (2, 34432996), (4, 17216498), (8, 8608249), (13, 5297384), (26, 2648692), (52, 1324346), (104, 662173), (499, 138008), (998, 69004), (1327, 51896), (1996, 34502), (2654, 25948), (3992, 17251), (5308, 12974), (6487, 10616)]