206000000

素因数分解:

$2^7\times 5^6\times {\mathrm{103}}^1$

素因数の和:147

約数の個数: 112

約数和(自身を含む): 517962120

約数和(自身を除く): 311962120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 103, 125, 128, 160, 200, 206, 250, 320, 400, 412, 500, 515, 625, 640, 800, 824, 1000, 1030, 1250, 1600, 1648, 2000, 2060, 2500, 2575, 3125, 3200, 3296, 4000, 4120, 5000, 5150, 6250, 6592, 8000, 8240, 10000, 10300, 12500, 12875, 13184, 15625, 16000, 16480, 20000, 20600, 25000, 25750, 31250, 32960, 40000, 41200, 50000, 51500, 62500, 64375, 65920, 80000, 82400, 100000, 103000, 125000, 128750, 164800, 200000, 206000, 250000, 257500, 321875, 329600, 400000, 412000, 500000, 515000, 643750, 824000, 1000000, 1030000, 1287500, 1609375, 1648000, 2000000, 2060000, 2575000, 3218750, 4120000, 5150000, 6437500, 8240000, 10300000, 12875000, 20600000, 25750000, 41200000, 51500000, 103000000, 206000000]

約数ペア:

[(1, 206000000), (2, 103000000), (4, 51500000), (5, 41200000), (8, 25750000), (10, 20600000), (16, 12875000), (20, 10300000), (25, 8240000), (32, 6437500), (40, 5150000), (50, 4120000), (64, 3218750), (80, 2575000), (100, 2060000), (103, 2000000), (125, 1648000), (128, 1609375), (160, 1287500), (200, 1030000), (206, 1000000), (250, 824000), (320, 643750), (400, 515000), (412, 500000), (500, 412000), (515, 400000), (625, 329600), (640, 321875), (800, 257500), (824, 250000), (1000, 206000), (1030, 200000), (1250, 164800), (1600, 128750), (1648, 125000), (2000, 103000), (2060, 100000), (2500, 82400), (2575, 80000), (3125, 65920), (3200, 64375), (3296, 62500), (4000, 51500), (4120, 50000), (5000, 41200), (5150, 40000), (6250, 32960), (6592, 31250), (8000, 25750), (8240, 25000), (10000, 20600), (10300, 20000), (12500, 16480), (12875, 16000), (13184, 15625)]