215680000

素因数分解:

$2^{10}\times 5^4\times {\mathrm{337}}^1$

素因数の和:377

約数の個数: 110

約数和(自身を含む): 540362966

約数和(自身を除く): 324682966

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 125, 128, 160, 200, 250, 256, 320, 337, 400, 500, 512, 625, 640, 674, 800, 1000, 1024, 1250, 1280, 1348, 1600, 1685, 2000, 2500, 2560, 2696, 3200, 3370, 4000, 5000, 5120, 5392, 6400, 6740, 8000, 8425, 10000, 10784, 12800, 13480, 16000, 16850, 20000, 21568, 25600, 26960, 32000, 33700, 40000, 42125, 43136, 53920, 64000, 67400, 80000, 84250, 86272, 107840, 128000, 134800, 160000, 168500, 172544, 210625, 215680, 269600, 320000, 337000, 345088, 421250, 431360, 539200, 640000, 674000, 842500, 862720, 1078400, 1348000, 1685000, 1725440, 2156800, 2696000, 3370000, 4313600, 5392000, 6740000, 8627200, 10784000, 13480000, 21568000, 26960000, 43136000, 53920000, 107840000, 215680000]

約数ペア:

[(1, 215680000), (2, 107840000), (4, 53920000), (5, 43136000), (8, 26960000), (10, 21568000), (16, 13480000), (20, 10784000), (25, 8627200), (32, 6740000), (40, 5392000), (50, 4313600), (64, 3370000), (80, 2696000), (100, 2156800), (125, 1725440), (128, 1685000), (160, 1348000), (200, 1078400), (250, 862720), (256, 842500), (320, 674000), (337, 640000), (400, 539200), (500, 431360), (512, 421250), (625, 345088), (640, 337000), (674, 320000), (800, 269600), (1000, 215680), (1024, 210625), (1250, 172544), (1280, 168500), (1348, 160000), (1600, 134800), (1685, 128000), (2000, 107840), (2500, 86272), (2560, 84250), (2696, 80000), (3200, 67400), (3370, 64000), (4000, 53920), (5000, 43136), (5120, 42125), (5392, 40000), (6400, 33700), (6740, 32000), (8000, 26960), (8425, 25600), (10000, 21568), (10784, 20000), (12800, 16850), (13480, 16000)]