64672048

素因数分解:

$2^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{30391}}^1$

素因数の和:30425

約数の個数: 40

約数和(自身を含む): 150744320

約数和(自身を除く): 86072272

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 38, 56, 76, 112, 133, 152, 266, 304, 532, 1064, 2128, 30391, 60782, 121564, 212737, 243128, 425474, 486256, 577429, 850948, 1154858, 1701896, 2309716, 3403792, 4042003, 4619432, 8084006, 9238864, 16168012, 32336024, 64672048]

約数ペア:

[(1, 64672048), (2, 32336024), (4, 16168012), (7, 9238864), (8, 8084006), (14, 4619432), (16, 4042003), (19, 3403792), (28, 2309716), (38, 1701896), (56, 1154858), (76, 850948), (112, 577429), (133, 486256), (152, 425474), (266, 243128), (304, 212737), (532, 121564), (1064, 60782), (2128, 30391)]