75780520

素因数分解:

$2^3\times 5^1\times {\mathrm{853}}^1\times {\mathrm{2221}}^1$

素因数の和:3085

約数の個数: 32

約数和(自身を含む): 170782920

約数和(自身を除く): 95002400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 853, 1706, 2221, 3412, 4265, 4442, 6824, 8530, 8884, 11105, 17060, 17768, 22210, 34120, 44420, 88840, 1894513, 3789026, 7578052, 9472565, 15156104, 18945130, 37890260, 75780520]

約数ペア:

[(1, 75780520), (2, 37890260), (4, 18945130), (5, 15156104), (8, 9472565), (10, 7578052), (20, 3789026), (40, 1894513), (853, 88840), (1706, 44420), (2221, 34120), (3412, 22210), (4265, 17768), (4442, 17060), (6824, 11105), (8530, 8884)]