81070112

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{2837}}^1$

素因数の和:2913

約数の個数: 48

約数和(自身を含む): 171642240

約数和(自身を除く): 90572128

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 47, 76, 94, 152, 188, 304, 376, 608, 752, 893, 1504, 1786, 2837, 3572, 5674, 7144, 11348, 14288, 22696, 28576, 45392, 53903, 90784, 107806, 133339, 215612, 266678, 431224, 533356, 862448, 1066712, 1724896, 2133424, 2533441, 4266848, 5066882, 10133764, 20267528, 40535056, 81070112]

約数ペア:

[(1, 81070112), (2, 40535056), (4, 20267528), (8, 10133764), (16, 5066882), (19, 4266848), (32, 2533441), (38, 2133424), (47, 1724896), (76, 1066712), (94, 862448), (152, 533356), (188, 431224), (304, 266678), (376, 215612), (608, 133339), (752, 107806), (893, 90784), (1504, 53903), (1786, 45392), (2837, 28576), (3572, 22696), (5674, 14288), (7144, 11348)]