81979328

素因数分解:

$2^6\times {\mathrm{43}}^1\times {\mathrm{29789}}^1$

素因数の和:29844

約数の個数: 28

約数和(自身を含む): 166466520

約数和(自身を除く): 84487192

約数列:

[1, 2, 4, 8, 16, 32, 43, 64, 86, 172, 344, 688, 1376, 2752, 29789, 59578, 119156, 238312, 476624, 953248, 1280927, 1906496, 2561854, 5123708, 10247416, 20494832, 40989664, 81979328]

約数ペア:

[(1, 81979328), (2, 40989664), (4, 20494832), (8, 10247416), (16, 5123708), (32, 2561854), (43, 1906496), (64, 1280927), (86, 953248), (172, 476624), (344, 238312), (688, 119156), (1376, 59578), (2752, 29789)]