64562836

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{647}}^1$

素因数の和:784

約数の個数: 48

約数和(自身を含む): 129548160

約数和(自身を除く): 64985324

約数列:

[1, 2, 4, 13, 19, 26, 38, 52, 76, 101, 202, 247, 404, 494, 647, 988, 1294, 1313, 1919, 2588, 2626, 3838, 5252, 7676, 8411, 12293, 16822, 24586, 24947, 33644, 49172, 49894, 65347, 99788, 130694, 159809, 261388, 319618, 639236, 849511, 1241593, 1699022, 2483186, 3398044, 4966372, 16140709, 32281418, 64562836]

約数ペア:

[(1, 64562836), (2, 32281418), (4, 16140709), (13, 4966372), (19, 3398044), (26, 2483186), (38, 1699022), (52, 1241593), (76, 849511), (101, 639236), (202, 319618), (247, 261388), (404, 159809), (494, 130694), (647, 99788), (988, 65347), (1294, 49894), (1313, 49172), (1919, 33644), (2588, 24947), (2626, 24586), (3838, 16822), (5252, 12293), (7676, 8411)]