56642690

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{8221}}^1$

素因数の和:8294

約数の個数: 32

約数和(自身を含む): 111884976

約数和(自身を除く): 55242286

約数列:

[1, 2, 5, 10, 13, 26, 53, 65, 106, 130, 265, 530, 689, 1378, 3445, 6890, 8221, 16442, 41105, 82210, 106873, 213746, 435713, 534365, 871426, 1068730, 2178565, 4357130, 5664269, 11328538, 28321345, 56642690]

約数ペア:

[(1, 56642690), (2, 28321345), (5, 11328538), (10, 5664269), (13, 4357130), (26, 2178565), (53, 1068730), (65, 871426), (106, 534365), (130, 435713), (265, 213746), (530, 106873), (689, 82210), (1378, 41105), (3445, 16442), (6890, 8221)]