81578848

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{4783}}^1$

素因数の和:4847

約数の個数: 48

約数和(自身を含む): 177218496

約数和(自身を除く): 95639648

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 41, 52, 82, 104, 164, 208, 328, 416, 533, 656, 1066, 1312, 2132, 4264, 4783, 8528, 9566, 17056, 19132, 38264, 62179, 76528, 124358, 153056, 196103, 248716, 392206, 497432, 784412, 994864, 1568824, 1989728, 2549339, 3137648, 5098678, 6275296, 10197356, 20394712, 40789424, 81578848]

約数ペア:

[(1, 81578848), (2, 40789424), (4, 20394712), (8, 10197356), (13, 6275296), (16, 5098678), (26, 3137648), (32, 2549339), (41, 1989728), (52, 1568824), (82, 994864), (104, 784412), (164, 497432), (208, 392206), (328, 248716), (416, 196103), (533, 153056), (656, 124358), (1066, 76528), (1312, 62179), (2132, 38264), (4264, 19132), (4783, 17056), (8528, 9566)]