261577876816

素因数分解:

$2^4\times {\mathrm{137}}^1\times {\mathrm{269}}^1\times {\mathrm{547}}^1\times {\mathrm{811}}^1$

素因数の和:1772

約数の個数: 80

約数和(自身を含む): 513973978560

約数和(自身を除く): 252396101744

約数列:

[1, 2, 4, 8, 16, 137, 269, 274, 538, 547, 548, 811, 1076, 1094, 1096, 1622, 2152, 2188, 2192, 3244, 4304, 4376, 6488, 8752, 12976, 36853, 73706, 74939, 111107, 147143, 147412, 149878, 218159, 222214, 294286, 294824, 299756, 436318, 443617, 444428, 588572, 589648, 599512, 872636, 887234, 888856, 1177144, 1199024, 1745272, 1774468, 1777712, 2354288, 3490544, 3548936, 7097872, 20158591, 29887783, 40317182, 59775566, 60775529, 80634364, 119332973, 119551132, 121551058, 161268728, 238665946, 239102264, 243102116, 322537456, 477331892, 478204528, 486204232, 954663784, 972408464, 1909327568, 16348617301, 32697234602, 65394469204, 130788938408, 261577876816]

約数ペア:

[(1, 261577876816), (2, 130788938408), (4, 65394469204), (8, 32697234602), (16, 16348617301), (137, 1909327568), (269, 972408464), (274, 954663784), (538, 486204232), (547, 478204528), (548, 477331892), (811, 322537456), (1076, 243102116), (1094, 239102264), (1096, 238665946), (1622, 161268728), (2152, 121551058), (2188, 119551132), (2192, 119332973), (3244, 80634364), (4304, 60775529), (4376, 59775566), (6488, 40317182), (8752, 29887783), (12976, 20158591), (36853, 7097872), (73706, 3548936), (74939, 3490544), (111107, 2354288), (147143, 1777712), (147412, 1774468), (149878, 1745272), (218159, 1199024), (222214, 1177144), (294286, 888856), (294824, 887234), (299756, 872636), (436318, 599512), (443617, 589648), (444428, 588572)]