77138560

素因数分解:

$2^7\times 5^1\times {\mathrm{43}}^1\times {\mathrm{2803}}^1$

素因数の和:2865

約数の個数: 64

約数和(自身を含む): 188765280

約数和(自身を除く): 111626720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 43, 64, 80, 86, 128, 160, 172, 215, 320, 344, 430, 640, 688, 860, 1376, 1720, 2752, 2803, 3440, 5504, 5606, 6880, 11212, 13760, 14015, 22424, 27520, 28030, 44848, 56060, 89696, 112120, 120529, 179392, 224240, 241058, 358784, 448480, 482116, 602645, 896960, 964232, 1205290, 1793920, 1928464, 2410580, 3856928, 4821160, 7713856, 9642320, 15427712, 19284640, 38569280, 77138560]

約数ペア:

[(1, 77138560), (2, 38569280), (4, 19284640), (5, 15427712), (8, 9642320), (10, 7713856), (16, 4821160), (20, 3856928), (32, 2410580), (40, 1928464), (43, 1793920), (64, 1205290), (80, 964232), (86, 896960), (128, 602645), (160, 482116), (172, 448480), (215, 358784), (320, 241058), (344, 224240), (430, 179392), (640, 120529), (688, 112120), (860, 89696), (1376, 56060), (1720, 44848), (2752, 28030), (2803, 27520), (3440, 22424), (5504, 14015), (5606, 13760), (6880, 11212)]