64668856

素因数分解:

$2^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{60779}}^1$

素因数の和:60811

約数の個数: 32

約数和(自身を含む): 145872000

約数和(自身を除く): 81203144

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 38, 56, 76, 133, 152, 266, 532, 1064, 60779, 121558, 243116, 425453, 486232, 850906, 1154801, 1701812, 2309602, 3403624, 4619204, 8083607, 9238408, 16167214, 32334428, 64668856]

約数ペア:

[(1, 64668856), (2, 32334428), (4, 16167214), (7, 9238408), (8, 8083607), (14, 4619204), (19, 3403624), (28, 2309602), (38, 1701812), (56, 1154801), (76, 850906), (133, 486232), (152, 425453), (266, 243116), (532, 121558), (1064, 60779)]