77620960

素因数分解:

$2^5\times 5^1\times {\mathrm{485131}}^1$

素因数の和:485146

約数の個数: 24

約数和(自身を含む): 183379896

約数和(自身を除く): 105758936

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 485131, 970262, 1940524, 2425655, 3881048, 4851310, 7762096, 9702620, 15524192, 19405240, 38810480, 77620960]

約数ペア:

[(1, 77620960), (2, 38810480), (4, 19405240), (5, 15524192), (8, 9702620), (10, 7762096), (16, 4851310), (20, 3881048), (32, 2425655), (40, 1940524), (80, 970262), (160, 485131)]