77629040

素因数分解:

$2^4\times 5^1\times {\mathrm{103}}^1\times {\mathrm{9421}}^1$

素因数の和:9537

約数の個数: 40

約数和(自身を含む): 182259168

約数和(自身を除く): 104630128

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 103, 206, 412, 515, 824, 1030, 1648, 2060, 4120, 8240, 9421, 18842, 37684, 47105, 75368, 94210, 150736, 188420, 376840, 753680, 970363, 1940726, 3881452, 4851815, 7762904, 9703630, 15525808, 19407260, 38814520, 77629040]

約数ペア:

[(1, 77629040), (2, 38814520), (4, 19407260), (5, 15525808), (8, 9703630), (10, 7762904), (16, 4851815), (20, 3881452), (40, 1940726), (80, 970363), (103, 753680), (206, 376840), (412, 188420), (515, 150736), (824, 94210), (1030, 75368), (1648, 47105), (2060, 37684), (4120, 18842), (8240, 9421)]