65161564

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{653}}^1$

素因数の和:790

約数の個数: 48

約数和(自身を含む): 130747680

約数和(自身を除く): 65586116

約数列:

[1, 2, 4, 13, 19, 26, 38, 52, 76, 101, 202, 247, 404, 494, 653, 988, 1306, 1313, 1919, 2612, 2626, 3838, 5252, 7676, 8489, 12407, 16978, 24814, 24947, 33956, 49628, 49894, 65953, 99788, 131906, 161291, 263812, 322582, 645164, 857389, 1253107, 1714778, 2506214, 3429556, 5012428, 16290391, 32580782, 65161564]

約数ペア:

[(1, 65161564), (2, 32580782), (4, 16290391), (13, 5012428), (19, 3429556), (26, 2506214), (38, 1714778), (52, 1253107), (76, 857389), (101, 645164), (202, 322582), (247, 263812), (404, 161291), (494, 131906), (653, 99788), (988, 65953), (1306, 49894), (1313, 49628), (1919, 33956), (2612, 24947), (2626, 24814), (3838, 16978), (5252, 12407), (7676, 8489)]