78556672

素因数分解:

$2^9\times {\mathrm{71}}^1\times {\mathrm{2161}}^1$

素因数の和:2250

約数の個数: 40

約数和(自身を含む): 159244272

約数和(自身を除く): 80687600

約数列:

[1, 2, 4, 8, 16, 32, 64, 71, 128, 142, 256, 284, 512, 568, 1136, 2161, 2272, 4322, 4544, 8644, 9088, 17288, 18176, 34576, 36352, 69152, 138304, 153431, 276608, 306862, 553216, 613724, 1106432, 1227448, 2454896, 4909792, 9819584, 19639168, 39278336, 78556672]

約数ペア:

[(1, 78556672), (2, 39278336), (4, 19639168), (8, 9819584), (16, 4909792), (32, 2454896), (64, 1227448), (71, 1106432), (128, 613724), (142, 553216), (256, 306862), (284, 276608), (512, 153431), (568, 138304), (1136, 69152), (2161, 36352), (2272, 34576), (4322, 18176), (4544, 17288), (8644, 9088)]