55947520

素因数分解:

$2^8\times 5^1\times {\mathrm{109}}^1\times {\mathrm{401}}^1$

素因数の和:531

約数の個数: 72

約数和(自身を含む): 135578520

約数和(自身を除く): 79631000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 109, 128, 160, 218, 256, 320, 401, 436, 545, 640, 802, 872, 1090, 1280, 1604, 1744, 2005, 2180, 3208, 3488, 4010, 4360, 6416, 6976, 8020, 8720, 12832, 13952, 16040, 17440, 25664, 27904, 32080, 34880, 43709, 51328, 64160, 69760, 87418, 102656, 128320, 139520, 174836, 218545, 256640, 349672, 437090, 513280, 699344, 874180, 1398688, 1748360, 2797376, 3496720, 5594752, 6993440, 11189504, 13986880, 27973760, 55947520]

約数ペア:

[(1, 55947520), (2, 27973760), (4, 13986880), (5, 11189504), (8, 6993440), (10, 5594752), (16, 3496720), (20, 2797376), (32, 1748360), (40, 1398688), (64, 874180), (80, 699344), (109, 513280), (128, 437090), (160, 349672), (218, 256640), (256, 218545), (320, 174836), (401, 139520), (436, 128320), (545, 102656), (640, 87418), (802, 69760), (872, 64160), (1090, 51328), (1280, 43709), (1604, 34880), (1744, 32080), (2005, 27904), (2180, 25664), (3208, 17440), (3488, 16040), (4010, 13952), (4360, 12832), (6416, 8720), (6976, 8020)]