56261140

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{353}}^1\times {\mathrm{613}}^1$

素因数の和:988

約数の個数: 48

約数和(自身を含む): 127805328

約数和(自身を除く): 71544188

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 353, 613, 706, 1226, 1412, 1765, 2452, 3065, 3530, 4589, 6130, 7060, 7969, 9178, 12260, 15938, 18356, 22945, 31876, 39845, 45890, 79690, 91780, 159380, 216389, 432778, 865556, 1081945, 2163890, 2813057, 4327780, 5626114, 11252228, 14065285, 28130570, 56261140]

約数ペア:

[(1, 56261140), (2, 28130570), (4, 14065285), (5, 11252228), (10, 5626114), (13, 4327780), (20, 2813057), (26, 2163890), (52, 1081945), (65, 865556), (130, 432778), (260, 216389), (353, 159380), (613, 91780), (706, 79690), (1226, 45890), (1412, 39845), (1765, 31876), (2452, 22945), (3065, 18356), (3530, 15938), (4589, 12260), (6130, 9178), (7060, 7969)]