12544000

素因数分解:

$2^{11}\times 5^3\times 7^2$

素因数の和:51

約数の個数: 144

約数和(自身を含む): 36412740

約数和(自身を除く): 23868740

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, 112, 125, 128, 140, 160, 175, 196, 200, 224, 245, 250, 256, 280, 320, 350, 392, 400, 448, 490, 500, 512, 560, 640, 700, 784, 800, 875, 896, 980, 1000, 1024, 1120, 1225, 1280, 1400, 1568, 1600, 1750, 1792, 1960, 2000, 2048, 2240, 2450, 2560, 2800, 3136, 3200, 3500, 3584, 3920, 4000, 4480, 4900, 5120, 5600, 6125, 6272, 6400, 7000, 7168, 7840, 8000, 8960, 9800, 10240, 11200, 12250, 12544, 12800, 14000, 14336, 15680, 16000, 17920, 19600, 22400, 24500, 25088, 25600, 28000, 31360, 32000, 35840, 39200, 44800, 49000, 50176, 51200, 56000, 62720, 64000, 71680, 78400, 89600, 98000, 100352, 112000, 125440, 128000, 156800, 179200, 196000, 224000, 250880, 256000, 313600, 358400, 392000, 448000, 501760, 627200, 784000, 896000, 1254400, 1568000, 1792000, 2508800, 3136000, 6272000, 12544000]

約数ペア:

[(1, 12544000), (2, 6272000), (4, 3136000), (5, 2508800), (7, 1792000), (8, 1568000), (10, 1254400), (14, 896000), (16, 784000), (20, 627200), (25, 501760), (28, 448000), (32, 392000), (35, 358400), (40, 313600), (49, 256000), (50, 250880), (56, 224000), (64, 196000), (70, 179200), (80, 156800), (98, 128000), (100, 125440), (112, 112000), (125, 100352), (128, 98000), (140, 89600), (160, 78400), (175, 71680), (196, 64000), (200, 62720), (224, 56000), (245, 51200), (250, 50176), (256, 49000), (280, 44800), (320, 39200), (350, 35840), (392, 32000), (400, 31360), (448, 28000), (490, 25600), (500, 25088), (512, 24500), (560, 22400), (640, 19600), (700, 17920), (784, 16000), (800, 15680), (875, 14336), (896, 14000), (980, 12800), (1000, 12544), (1024, 12250), (1120, 11200), (1225, 10240), (1280, 9800), (1400, 8960), (1568, 8000), (1600, 7840), (1750, 7168), (1792, 7000), (1960, 6400), (2000, 6272), (2048, 6125), (2240, 5600), (2450, 5120), (2560, 4900), (2800, 4480), (3136, 4000), (3200, 3920), (3500, 3584)]