80752000

素因数分解:

$2^7\times 5^3\times 7^2\times {\mathrm{103}}^1$

素因数の和:146

約数の個数: 192

約数和(自身を含む): 235815840

約数和(自身を除く): 155063840

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 49, 50, 56, 64, 70, 80, 98, 100, 103, 112, 125, 128, 140, 160, 175, 196, 200, 206, 224, 245, 250, 280, 320, 350, 392, 400, 412, 448, 490, 500, 515, 560, 640, 700, 721, 784, 800, 824, 875, 896, 980, 1000, 1030, 1120, 1225, 1400, 1442, 1568, 1600, 1648, 1750, 1960, 2000, 2060, 2240, 2450, 2575, 2800, 2884, 3136, 3200, 3296, 3500, 3605, 3920, 4000, 4120, 4480, 4900, 5047, 5150, 5600, 5768, 6125, 6272, 6592, 7000, 7210, 7840, 8000, 8240, 9800, 10094, 10300, 11200, 11536, 12250, 12875, 13184, 14000, 14420, 15680, 16000, 16480, 18025, 19600, 20188, 20600, 22400, 23072, 24500, 25235, 25750, 28000, 28840, 31360, 32960, 36050, 39200, 40376, 41200, 46144, 49000, 50470, 51500, 56000, 57680, 65920, 72100, 78400, 80752, 82400, 90125, 92288, 98000, 100940, 103000, 112000, 115360, 126175, 144200, 156800, 161504, 164800, 180250, 196000, 201880, 206000, 230720, 252350, 288400, 323008, 329600, 360500, 392000, 403760, 412000, 461440, 504700, 576800, 630875, 646016, 721000, 784000, 807520, 824000, 1009400, 1153600, 1261750, 1442000, 1615040, 1648000, 2018800, 2307200, 2523500, 2884000, 3230080, 4037600, 5047000, 5768000, 8075200, 10094000, 11536000, 16150400, 20188000, 40376000, 80752000]

約数ペア:

[(1, 80752000), (2, 40376000), (4, 20188000), (5, 16150400), (7, 11536000), (8, 10094000), (10, 8075200), (14, 5768000), (16, 5047000), (20, 4037600), (25, 3230080), (28, 2884000), (32, 2523500), (35, 2307200), (40, 2018800), (49, 1648000), (50, 1615040), (56, 1442000), (64, 1261750), (70, 1153600), (80, 1009400), (98, 824000), (100, 807520), (103, 784000), (112, 721000), (125, 646016), (128, 630875), (140, 576800), (160, 504700), (175, 461440), (196, 412000), (200, 403760), (206, 392000), (224, 360500), (245, 329600), (250, 323008), (280, 288400), (320, 252350), (350, 230720), (392, 206000), (400, 201880), (412, 196000), (448, 180250), (490, 164800), (500, 161504), (515, 156800), (560, 144200), (640, 126175), (700, 115360), (721, 112000), (784, 103000), (800, 100940), (824, 98000), (875, 92288), (896, 90125), (980, 82400), (1000, 80752), (1030, 78400), (1120, 72100), (1225, 65920), (1400, 57680), (1442, 56000), (1568, 51500), (1600, 50470), (1648, 49000), (1750, 46144), (1960, 41200), (2000, 40376), (2060, 39200), (2240, 36050), (2450, 32960), (2575, 31360), (2800, 28840), (2884, 28000), (3136, 25750), (3200, 25235), (3296, 24500), (3500, 23072), (3605, 22400), (3920, 20600), (4000, 20188), (4120, 19600), (4480, 18025), (4900, 16480), (5047, 16000), (5150, 15680), (5600, 14420), (5768, 14000), (6125, 13184), (6272, 12875), (6592, 12250), (7000, 11536), (7210, 11200), (7840, 10300), (8000, 10094), (8240, 9800)]