2561615058268

素因数分解:

$2^2\times 7^4\times {\mathrm{19}}^2\times {\mathrm{738847}}^1$

素因数の和:738917

約数の個数: 90

約数和(自身を含む): 5519391832416

約数和(自身を除く): 2957776774148

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 49, 76, 98, 133, 196, 266, 343, 361, 532, 686, 722, 931, 1372, 1444, 1862, 2401, 2527, 3724, 4802, 5054, 6517, 9604, 10108, 13034, 17689, 26068, 35378, 45619, 70756, 91238, 123823, 182476, 247646, 495292, 738847, 866761, 1477694, 1733522, 2955388, 3467044, 5171929, 10343858, 14038093, 20687716, 28076186, 36203503, 56152372, 72407006, 98266651, 144814012, 196533302, 253424521, 266723767, 393066604, 506849042, 533447534, 687866557, 1013698084, 1066895068, 1375733114, 1773971647, 1867066369, 2751466228, 3547943294, 3734132738, 4815065899, 7095886588, 7468265476, 9630131798, 13069464583, 19260263596, 26138929166, 33705461293, 52277858332, 67410922586, 91486252081, 134821845172, 182972504162, 365945008324, 640403764567, 1280807529134, 2561615058268]

約数ペア:

[(1, 2561615058268), (2, 1280807529134), (4, 640403764567), (7, 365945008324), (14, 182972504162), (19, 134821845172), (28, 91486252081), (38, 67410922586), (49, 52277858332), (76, 33705461293), (98, 26138929166), (133, 19260263596), (196, 13069464583), (266, 9630131798), (343, 7468265476), (361, 7095886588), (532, 4815065899), (686, 3734132738), (722, 3547943294), (931, 2751466228), (1372, 1867066369), (1444, 1773971647), (1862, 1375733114), (2401, 1066895068), (2527, 1013698084), (3724, 687866557), (4802, 533447534), (5054, 506849042), (6517, 393066604), (9604, 266723767), (10108, 253424521), (13034, 196533302), (17689, 144814012), (26068, 98266651), (35378, 72407006), (45619, 56152372), (70756, 36203503), (91238, 28076186), (123823, 20687716), (182476, 14038093), (247646, 10343858), (495292, 5171929), (738847, 3467044), (866761, 2955388), (1477694, 1733522)]