65336660

素因数分解:

$2^2\times 5^1\times {\mathrm{1321}}^1\times {\mathrm{2473}}^1$

素因数の和:3803

約数の個数: 24

約数和(自身を含む): 137366376

約数和(自身を除く): 72029716

約数列:

[1, 2, 4, 5, 10, 20, 1321, 2473, 2642, 4946, 5284, 6605, 9892, 12365, 13210, 24730, 26420, 49460, 3266833, 6533666, 13067332, 16334165, 32668330, 65336660]

約数ペア:

[(1, 65336660), (2, 32668330), (4, 16334165), (5, 13067332), (10, 6533666), (20, 3266833), (1321, 49460), (2473, 26420), (2642, 24730), (4946, 13210), (5284, 12365), (6605, 9892)]