72498712

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{499}}^1$

素因数の和:656

約数の個数: 64

約数和(自身を含む): 161280000

約数和(自身を除く): 88781288

約数列:

[1, 2, 4, 8, 11, 13, 22, 26, 44, 52, 88, 104, 127, 143, 254, 286, 499, 508, 572, 998, 1016, 1144, 1397, 1651, 1996, 2794, 3302, 3992, 5489, 5588, 6487, 6604, 10978, 11176, 12974, 13208, 18161, 21956, 25948, 36322, 43912, 51896, 63373, 71357, 72644, 126746, 142714, 145288, 253492, 285428, 506984, 570856, 697103, 823849, 1394206, 1647698, 2788412, 3295396, 5576824, 6590792, 9062339, 18124678, 36249356, 72498712]

約数ペア:

[(1, 72498712), (2, 36249356), (4, 18124678), (8, 9062339), (11, 6590792), (13, 5576824), (22, 3295396), (26, 2788412), (44, 1647698), (52, 1394206), (88, 823849), (104, 697103), (127, 570856), (143, 506984), (254, 285428), (286, 253492), (499, 145288), (508, 142714), (572, 126746), (998, 72644), (1016, 71357), (1144, 63373), (1397, 51896), (1651, 43912), (1996, 36322), (2794, 25948), (3302, 21956), (3992, 18161), (5489, 13208), (5588, 12974), (6487, 11176), (6604, 10978)]