205168000

素因数分解:

$2^7\times 5^3\times {\mathrm{12823}}^1$

素因数の和:12852

約数の個数: 64

約数和(自身を含む): 510138720

約数和(自身を除く): 304970720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 125, 128, 160, 200, 250, 320, 400, 500, 640, 800, 1000, 1600, 2000, 3200, 4000, 8000, 12823, 16000, 25646, 51292, 64115, 102584, 128230, 205168, 256460, 320575, 410336, 512920, 641150, 820672, 1025840, 1282300, 1602875, 1641344, 2051680, 2564600, 3205750, 4103360, 5129200, 6411500, 8206720, 10258400, 12823000, 20516800, 25646000, 41033600, 51292000, 102584000, 205168000]

約数ペア:

[(1, 205168000), (2, 102584000), (4, 51292000), (5, 41033600), (8, 25646000), (10, 20516800), (16, 12823000), (20, 10258400), (25, 8206720), (32, 6411500), (40, 5129200), (50, 4103360), (64, 3205750), (80, 2564600), (100, 2051680), (125, 1641344), (128, 1602875), (160, 1282300), (200, 1025840), (250, 820672), (320, 641150), (400, 512920), (500, 410336), (640, 320575), (800, 256460), (1000, 205168), (1600, 128230), (2000, 102584), (3200, 64115), (4000, 51292), (8000, 25646), (12823, 16000)]