51439808

素因数分解:

$2^6\times 7^2\times {\mathrm{47}}^1\times {\mathrm{349}}^1$

素因数の和:422

約数の個数: 84

約数和(自身を含む): 121615200

約数和(自身を除く): 70175392

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 47, 49, 56, 64, 94, 98, 112, 188, 196, 224, 329, 349, 376, 392, 448, 658, 698, 752, 784, 1316, 1396, 1504, 1568, 2303, 2443, 2632, 2792, 3008, 3136, 4606, 4886, 5264, 5584, 9212, 9772, 10528, 11168, 16403, 17101, 18424, 19544, 21056, 22336, 32806, 34202, 36848, 39088, 65612, 68404, 73696, 78176, 114821, 131224, 136808, 147392, 156352, 229642, 262448, 273616, 459284, 524896, 547232, 803747, 918568, 1049792, 1094464, 1607494, 1837136, 3214988, 3674272, 6429976, 7348544, 12859952, 25719904, 51439808]

約数ペア:

[(1, 51439808), (2, 25719904), (4, 12859952), (7, 7348544), (8, 6429976), (14, 3674272), (16, 3214988), (28, 1837136), (32, 1607494), (47, 1094464), (49, 1049792), (56, 918568), (64, 803747), (94, 547232), (98, 524896), (112, 459284), (188, 273616), (196, 262448), (224, 229642), (329, 156352), (349, 147392), (376, 136808), (392, 131224), (448, 114821), (658, 78176), (698, 73696), (752, 68404), (784, 65612), (1316, 39088), (1396, 36848), (1504, 34202), (1568, 32806), (2303, 22336), (2443, 21056), (2632, 19544), (2792, 18424), (3008, 17101), (3136, 16403), (4606, 11168), (4886, 10528), (5264, 9772), (5584, 9212)]