261569344

素因数分解:

$2^6\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{5591}}^1$

素因数の和:5663

約数の個数: 56

約数和(自身を含む): 562465728

約数和(自身を除く): 300896384

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 43, 64, 68, 86, 136, 172, 272, 344, 544, 688, 731, 1088, 1376, 1462, 2752, 2924, 5591, 5848, 11182, 11696, 22364, 23392, 44728, 46784, 89456, 95047, 178912, 190094, 240413, 357824, 380188, 480826, 760376, 961652, 1520752, 1923304, 3041504, 3846608, 4087021, 6083008, 7693216, 8174042, 15386432, 16348084, 32696168, 65392336, 130784672, 261569344]

約数ペア:

[(1, 261569344), (2, 130784672), (4, 65392336), (8, 32696168), (16, 16348084), (17, 15386432), (32, 8174042), (34, 7693216), (43, 6083008), (64, 4087021), (68, 3846608), (86, 3041504), (136, 1923304), (172, 1520752), (272, 961652), (344, 760376), (544, 480826), (688, 380188), (731, 357824), (1088, 240413), (1376, 190094), (1462, 178912), (2752, 95047), (2924, 89456), (5591, 46784), (5848, 44728), (11182, 23392), (11696, 22364)]