205487744

素因数分解:

$2^7\times 7^1\times {\mathrm{11}}^1\times {\mathrm{20849}}^1$

素因数の和:20881

約数の個数: 64

約数和(自身を含む): 510408000

約数和(自身を除く): 304920256

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 32, 44, 56, 64, 77, 88, 112, 128, 154, 176, 224, 308, 352, 448, 616, 704, 896, 1232, 1408, 2464, 4928, 9856, 20849, 41698, 83396, 145943, 166792, 229339, 291886, 333584, 458678, 583772, 667168, 917356, 1167544, 1334336, 1605373, 1834712, 2335088, 2668672, 3210746, 3669424, 4670176, 6421492, 7338848, 9340352, 12842984, 14677696, 18680704, 25685968, 29355392, 51371936, 102743872, 205487744]

約数ペア:

[(1, 205487744), (2, 102743872), (4, 51371936), (7, 29355392), (8, 25685968), (11, 18680704), (14, 14677696), (16, 12842984), (22, 9340352), (28, 7338848), (32, 6421492), (44, 4670176), (56, 3669424), (64, 3210746), (77, 2668672), (88, 2335088), (112, 1834712), (128, 1605373), (154, 1334336), (176, 1167544), (224, 917356), (308, 667168), (352, 583772), (448, 458678), (616, 333584), (704, 291886), (896, 229339), (1232, 166792), (1408, 145943), (2464, 83396), (4928, 41698), (9856, 20849)]