66461480

素因数分解:

$2^3\times 5^1\times {\mathrm{193}}^1\times {\mathrm{8609}}^1$

素因数の和:8813

約数の個数: 32

約数和(自身を含む): 150330600

約数和(自身を除く): 83869120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 193, 386, 772, 965, 1544, 1930, 3860, 7720, 8609, 17218, 34436, 43045, 68872, 86090, 172180, 344360, 1661537, 3323074, 6646148, 8307685, 13292296, 16615370, 33230740, 66461480]

約数ペア:

[(1, 66461480), (2, 33230740), (4, 16615370), (5, 13292296), (8, 8307685), (10, 6646148), (20, 3323074), (40, 1661537), (193, 344360), (386, 172180), (772, 86090), (965, 68872), (1544, 43045), (1930, 34436), (3860, 17218), (7720, 8609)]