68354780

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{137}}^1$

素因数の和:279

約数の個数: 96

約数和(自身を含む): 165533760

約数和(自身を除く): 97178980

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 26, 38, 52, 65, 76, 95, 101, 130, 137, 190, 202, 247, 260, 274, 380, 404, 494, 505, 548, 685, 988, 1010, 1235, 1313, 1370, 1781, 1919, 2020, 2470, 2603, 2626, 2740, 3562, 3838, 4940, 5206, 5252, 6565, 7124, 7676, 8905, 9595, 10412, 13015, 13130, 13837, 17810, 19190, 24947, 26030, 26260, 27674, 33839, 35620, 38380, 49894, 52060, 55348, 67678, 69185, 99788, 124735, 135356, 138370, 169195, 179881, 249470, 262903, 276740, 338390, 359762, 498940, 525806, 676780, 719524, 899405, 1051612, 1314515, 1798810, 2629030, 3417739, 3597620, 5258060, 6835478, 13670956, 17088695, 34177390, 68354780]

約数ペア:

[(1, 68354780), (2, 34177390), (4, 17088695), (5, 13670956), (10, 6835478), (13, 5258060), (19, 3597620), (20, 3417739), (26, 2629030), (38, 1798810), (52, 1314515), (65, 1051612), (76, 899405), (95, 719524), (101, 676780), (130, 525806), (137, 498940), (190, 359762), (202, 338390), (247, 276740), (260, 262903), (274, 249470), (380, 179881), (404, 169195), (494, 138370), (505, 135356), (548, 124735), (685, 99788), (988, 69185), (1010, 67678), (1235, 55348), (1313, 52060), (1370, 49894), (1781, 38380), (1919, 35620), (2020, 33839), (2470, 27674), (2603, 26260), (2626, 26030), (2740, 24947), (3562, 19190), (3838, 17810), (4940, 13837), (5206, 13130), (5252, 13015), (6565, 10412), (7124, 9595), (7676, 8905)]