90754820

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{113}}^1\times {\mathrm{3089}}^1$

素因数の和:3224

約数の個数: 48

約数和(自身を含む): 207128880

約数和(自身を除く): 116374060

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 113, 130, 226, 260, 452, 565, 1130, 1469, 2260, 2938, 3089, 5876, 6178, 7345, 12356, 14690, 15445, 29380, 30890, 40157, 61780, 80314, 160628, 200785, 349057, 401570, 698114, 803140, 1396228, 1745285, 3490570, 4537741, 6981140, 9075482, 18150964, 22688705, 45377410, 90754820]

約数ペア:

[(1, 90754820), (2, 45377410), (4, 22688705), (5, 18150964), (10, 9075482), (13, 6981140), (20, 4537741), (26, 3490570), (52, 1745285), (65, 1396228), (113, 803140), (130, 698114), (226, 401570), (260, 349057), (452, 200785), (565, 160628), (1130, 80314), (1469, 61780), (2260, 40157), (2938, 30890), (3089, 29380), (5876, 15445), (6178, 14690), (7345, 12356)]