68672320

素因数分解:

$2^6\times 5^1\times {\mathrm{67}}^1\times {\mathrm{3203}}^1$

素因数の和:3287

約数の個数: 56

約数和(自身を含む): 166018464

約数和(自身を除く): 97346144

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 67, 80, 134, 160, 268, 320, 335, 536, 670, 1072, 1340, 2144, 2680, 3203, 4288, 5360, 6406, 10720, 12812, 16015, 21440, 25624, 32030, 51248, 64060, 102496, 128120, 204992, 214601, 256240, 429202, 512480, 858404, 1024960, 1073005, 1716808, 2146010, 3433616, 4292020, 6867232, 8584040, 13734464, 17168080, 34336160, 68672320]

約数ペア:

[(1, 68672320), (2, 34336160), (4, 17168080), (5, 13734464), (8, 8584040), (10, 6867232), (16, 4292020), (20, 3433616), (32, 2146010), (40, 1716808), (64, 1073005), (67, 1024960), (80, 858404), (134, 512480), (160, 429202), (268, 256240), (320, 214601), (335, 204992), (536, 128120), (670, 102496), (1072, 64060), (1340, 51248), (2144, 32030), (2680, 25624), (3203, 21440), (4288, 16015), (5360, 12812), (6406, 10720)]