8751890

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{53}}^1\times {\mathrm{337}}^1$

素因数の和:411

約数の個数: 48

約数和(自身を含む): 18726552

約数和(自身を除く): 9974662

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 53, 70, 98, 106, 245, 265, 337, 371, 490, 530, 674, 742, 1685, 1855, 2359, 2597, 3370, 3710, 4718, 5194, 11795, 12985, 16513, 17861, 23590, 25970, 33026, 35722, 82565, 89305, 125027, 165130, 178610, 250054, 625135, 875189, 1250270, 1750378, 4375945, 8751890]

約数ペア:

[(1, 8751890), (2, 4375945), (5, 1750378), (7, 1250270), (10, 875189), (14, 625135), (35, 250054), (49, 178610), (53, 165130), (70, 125027), (98, 89305), (106, 82565), (245, 35722), (265, 33026), (337, 25970), (371, 23590), (490, 17861), (530, 16513), (674, 12985), (742, 11795), (1685, 5194), (1855, 4718), (2359, 3710), (2597, 3370)]