51881984

素因数分解:

$2^{11}\times 7^2\times {\mathrm{11}}^1\times {\mathrm{47}}^1$

素因数の和:94

約数の個数: 144

約数和(自身を含む): 134447040

約数和(自身を除く): 82565056

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 32, 44, 47, 49, 56, 64, 77, 88, 94, 98, 112, 128, 154, 176, 188, 196, 224, 256, 308, 329, 352, 376, 392, 448, 512, 517, 539, 616, 658, 704, 752, 784, 896, 1024, 1034, 1078, 1232, 1316, 1408, 1504, 1568, 1792, 2048, 2068, 2156, 2303, 2464, 2632, 2816, 3008, 3136, 3584, 3619, 4136, 4312, 4606, 4928, 5264, 5632, 6016, 6272, 7168, 7238, 8272, 8624, 9212, 9856, 10528, 11264, 12032, 12544, 14336, 14476, 16544, 17248, 18424, 19712, 21056, 22528, 24064, 25088, 25333, 28952, 33088, 34496, 36848, 39424, 42112, 48128, 50176, 50666, 57904, 66176, 68992, 73696, 78848, 84224, 96256, 100352, 101332, 115808, 132352, 137984, 147392, 157696, 168448, 202664, 231616, 264704, 275968, 294784, 336896, 405328, 463232, 529408, 551936, 589568, 673792, 810656, 926464, 1058816, 1103872, 1179136, 1621312, 1852928, 2358272, 3242624, 3705856, 4716544, 6485248, 7411712, 12970496, 25940992, 51881984]

約数ペア:

[(1, 51881984), (2, 25940992), (4, 12970496), (7, 7411712), (8, 6485248), (11, 4716544), (14, 3705856), (16, 3242624), (22, 2358272), (28, 1852928), (32, 1621312), (44, 1179136), (47, 1103872), (49, 1058816), (56, 926464), (64, 810656), (77, 673792), (88, 589568), (94, 551936), (98, 529408), (112, 463232), (128, 405328), (154, 336896), (176, 294784), (188, 275968), (196, 264704), (224, 231616), (256, 202664), (308, 168448), (329, 157696), (352, 147392), (376, 137984), (392, 132352), (448, 115808), (512, 101332), (517, 100352), (539, 96256), (616, 84224), (658, 78848), (704, 73696), (752, 68992), (784, 66176), (896, 57904), (1024, 50666), (1034, 50176), (1078, 48128), (1232, 42112), (1316, 39424), (1408, 36848), (1504, 34496), (1568, 33088), (1792, 28952), (2048, 25333), (2068, 25088), (2156, 24064), (2303, 22528), (2464, 21056), (2632, 19712), (2816, 18424), (3008, 17248), (3136, 16544), (3584, 14476), (3619, 14336), (4136, 12544), (4312, 12032), (4606, 11264), (4928, 10528), (5264, 9856), (5632, 9212), (6016, 8624), (6272, 8272), (7168, 7238)]