68732240

素因数分解:

$2^4\times 5^1\times {\mathrm{577}}^1\times {\mathrm{1489}}^1$

素因数の和:2079

約数の個数: 40

約数和(自身を含む): 160186920

約数和(自身を除く): 91454680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 577, 1154, 1489, 2308, 2885, 2978, 4616, 5770, 5956, 7445, 9232, 11540, 11912, 14890, 23080, 23824, 29780, 46160, 59560, 119120, 859153, 1718306, 3436612, 4295765, 6873224, 8591530, 13746448, 17183060, 34366120, 68732240]

約数ペア:

[(1, 68732240), (2, 34366120), (4, 17183060), (5, 13746448), (8, 8591530), (10, 6873224), (16, 4295765), (20, 3436612), (40, 1718306), (80, 859153), (577, 119120), (1154, 59560), (1489, 46160), (2308, 29780), (2885, 23824), (2978, 23080), (4616, 14890), (5770, 11912), (5956, 11540), (7445, 9232)]