1640840802068

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{59}}^1\times {\mathrm{6781}}^1\times {\mathrm{6067}}^1$

素因数の和:12937

約数の個数: 72

約数和(自身を含む): 3163033107360

約数和(自身を除く): 1522192305292

約数列:

[1, 2, 4, 13, 26, 52, 59, 118, 169, 236, 338, 676, 767, 1534, 3068, 6067, 6781, 9971, 12134, 13562, 19942, 24268, 27124, 39884, 78871, 88153, 157742, 176306, 315484, 352612, 357953, 400079, 715906, 800158, 1025323, 1145989, 1431812, 1600316, 2050646, 2291978, 4101292, 4583956, 4653389, 5201027, 9306778, 10402054, 18613556, 20804108, 41140327, 60494057, 67613351, 82280654, 120988114, 135226702, 164561308, 241976228, 270453404, 534824251, 1069648502, 2139297004, 2427279293, 4854558586, 6952715263, 9709117172, 13905430526, 27810861052, 31554630809, 63109261618, 126218523236, 410210200517, 820420401034, 1640840802068]

約数ペア:

[(1, 1640840802068), (2, 820420401034), (4, 410210200517), (13, 126218523236), (26, 63109261618), (52, 31554630809), (59, 27810861052), (118, 13905430526), (169, 9709117172), (236, 6952715263), (338, 4854558586), (676, 2427279293), (767, 2139297004), (1534, 1069648502), (3068, 534824251), (6067, 270453404), (6781, 241976228), (9971, 164561308), (12134, 135226702), (13562, 120988114), (19942, 82280654), (24268, 67613351), (27124, 60494057), (39884, 41140327), (78871, 20804108), (88153, 18613556), (157742, 10402054), (176306, 9306778), (315484, 5201027), (352612, 4653389), (357953, 4583956), (400079, 4101292), (715906, 2291978), (800158, 2050646), (1025323, 1600316), (1145989, 1431812)]