65674720

素因数分解:

$2^5\times 5^1\times {\mathrm{139}}^1\times {\mathrm{2953}}^1$

素因数の和:3107

約数の個数: 48

約数和(自身を含む): 156325680

約数和(自身を除く): 90650960

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 139, 160, 278, 556, 695, 1112, 1390, 2224, 2780, 2953, 4448, 5560, 5906, 11120, 11812, 14765, 22240, 23624, 29530, 47248, 59060, 94496, 118120, 236240, 410467, 472480, 820934, 1641868, 2052335, 3283736, 4104670, 6567472, 8209340, 13134944, 16418680, 32837360, 65674720]

約数ペア:

[(1, 65674720), (2, 32837360), (4, 16418680), (5, 13134944), (8, 8209340), (10, 6567472), (16, 4104670), (20, 3283736), (32, 2052335), (40, 1641868), (80, 820934), (139, 472480), (160, 410467), (278, 236240), (556, 118120), (695, 94496), (1112, 59060), (1390, 47248), (2224, 29530), (2780, 23624), (2953, 22240), (4448, 14765), (5560, 11812), (5906, 11120)]