81613312

素因数分解:

$2^9\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{337}}^1$

素因数の和:409

約数の個数: 80

約数和(自身を含む): 182568672

約数和(自身を除く): 100955360

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 43, 44, 64, 86, 88, 128, 172, 176, 256, 337, 344, 352, 473, 512, 674, 688, 704, 946, 1348, 1376, 1408, 1892, 2696, 2752, 2816, 3707, 3784, 5392, 5504, 5632, 7414, 7568, 10784, 11008, 14491, 14828, 15136, 21568, 22016, 28982, 29656, 30272, 43136, 57964, 59312, 60544, 86272, 115928, 118624, 121088, 159401, 172544, 231856, 237248, 242176, 318802, 463712, 474496, 637604, 927424, 948992, 1275208, 1854848, 1897984, 2550416, 3709696, 5100832, 7419392, 10201664, 20403328, 40806656, 81613312]

約数ペア:

[(1, 81613312), (2, 40806656), (4, 20403328), (8, 10201664), (11, 7419392), (16, 5100832), (22, 3709696), (32, 2550416), (43, 1897984), (44, 1854848), (64, 1275208), (86, 948992), (88, 927424), (128, 637604), (172, 474496), (176, 463712), (256, 318802), (337, 242176), (344, 237248), (352, 231856), (473, 172544), (512, 159401), (674, 121088), (688, 118624), (704, 115928), (946, 86272), (1348, 60544), (1376, 59312), (1408, 57964), (1892, 43136), (2696, 30272), (2752, 29656), (2816, 28982), (3707, 22016), (3784, 21568), (5392, 15136), (5504, 14828), (5632, 14491), (7414, 11008), (7568, 10784)]