25678136

素因数分解:

$2^3\times {\mathrm{11}}^2\times {\mathrm{41}}^1\times {\mathrm{647}}^1$

素因数の和:716

約数の個数: 48

約数和(自身を含む): 54295920

約数和(自身を除く): 28617784

約数列:

[1, 2, 4, 8, 11, 22, 41, 44, 82, 88, 121, 164, 242, 328, 451, 484, 647, 902, 968, 1294, 1804, 2588, 3608, 4961, 5176, 7117, 9922, 14234, 19844, 26527, 28468, 39688, 53054, 56936, 78287, 106108, 156574, 212216, 291797, 313148, 583594, 626296, 1167188, 2334376, 3209767, 6419534, 12839068, 25678136]

約数ペア:

[(1, 25678136), (2, 12839068), (4, 6419534), (8, 3209767), (11, 2334376), (22, 1167188), (41, 626296), (44, 583594), (82, 313148), (88, 291797), (121, 212216), (164, 156574), (242, 106108), (328, 78287), (451, 56936), (484, 53054), (647, 39688), (902, 28468), (968, 26527), (1294, 19844), (1804, 14234), (2588, 9922), (3608, 7117), (4961, 5176)]