87827456

素因数分解:

$2^{10}\times {\mathrm{199}}^1\times {\mathrm{431}}^1$

素因数の和:650

約数の個数: 44

約数和(自身を含む): 176860800

約数和(自身を除く): 89033344

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 199, 256, 398, 431, 512, 796, 862, 1024, 1592, 1724, 3184, 3448, 6368, 6896, 12736, 13792, 25472, 27584, 50944, 55168, 85769, 101888, 110336, 171538, 203776, 220672, 343076, 441344, 686152, 1372304, 2744608, 5489216, 10978432, 21956864, 43913728, 87827456]

約数ペア:

[(1, 87827456), (2, 43913728), (4, 21956864), (8, 10978432), (16, 5489216), (32, 2744608), (64, 1372304), (128, 686152), (199, 441344), (256, 343076), (398, 220672), (431, 203776), (512, 171538), (796, 110336), (862, 101888), (1024, 85769), (1592, 55168), (1724, 50944), (3184, 27584), (3448, 25472), (6368, 13792), (6896, 12736)]