16540000

素因数分解:

$2^5\times 5^4\times {\mathrm{827}}^1$

素因数の和:857

約数の個数: 60

約数和(自身を含む): 40740084

約数和(自身を除く): 24200084

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 125, 160, 200, 250, 400, 500, 625, 800, 827, 1000, 1250, 1654, 2000, 2500, 3308, 4000, 4135, 5000, 6616, 8270, 10000, 13232, 16540, 20000, 20675, 26464, 33080, 41350, 66160, 82700, 103375, 132320, 165400, 206750, 330800, 413500, 516875, 661600, 827000, 1033750, 1654000, 2067500, 3308000, 4135000, 8270000, 16540000]

約数ペア:

[(1, 16540000), (2, 8270000), (4, 4135000), (5, 3308000), (8, 2067500), (10, 1654000), (16, 1033750), (20, 827000), (25, 661600), (32, 516875), (40, 413500), (50, 330800), (80, 206750), (100, 165400), (125, 132320), (160, 103375), (200, 82700), (250, 66160), (400, 41350), (500, 33080), (625, 26464), (800, 20675), (827, 20000), (1000, 16540), (1250, 13232), (1654, 10000), (2000, 8270), (2500, 6616), (3308, 5000), (4000, 4135)]