66582568

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{499}}^1\times {\mathrm{1283}}^1$

素因数の和:1801

約数の個数: 32

約数和(自身を含む): 134820000

約数和(自身を除く): 68237432

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 499, 998, 1283, 1996, 2566, 3992, 5132, 6487, 10264, 12974, 16679, 25948, 33358, 51896, 66716, 133432, 640217, 1280434, 2560868, 5121736, 8322821, 16645642, 33291284, 66582568]

約数ペア:

[(1, 66582568), (2, 33291284), (4, 16645642), (8, 8322821), (13, 5121736), (26, 2560868), (52, 1280434), (104, 640217), (499, 133432), (998, 66716), (1283, 51896), (1996, 33358), (2566, 25948), (3992, 16679), (5132, 12974), (6487, 10264)]