70240000

素因数分解:

$2^8\times 5^4\times {\mathrm{439}}^1$

素因数の和:475

約数の個数: 90

約数和(自身を含む): 175600040

約数和(自身を除く): 105360040

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, 400, 439, 500, 625, 640, 800, 878, 1000, 1250, 1280, 1600, 1756, 2000, 2195, 2500, 3200, 3512, 4000, 4390, 5000, 6400, 7024, 8000, 8780, 10000, 10975, 14048, 16000, 17560, 20000, 21950, 28096, 32000, 35120, 40000, 43900, 54875, 56192, 70240, 80000, 87800, 109750, 112384, 140480, 160000, 175600, 219500, 274375, 280960, 351200, 439000, 548750, 561920, 702400, 878000, 1097500, 1404800, 1756000, 2195000, 2809600, 3512000, 4390000, 7024000, 8780000, 14048000, 17560000, 35120000, 70240000]

約数ペア:

[(1, 70240000), (2, 35120000), (4, 17560000), (5, 14048000), (8, 8780000), (10, 7024000), (16, 4390000), (20, 3512000), (25, 2809600), (32, 2195000), (40, 1756000), (50, 1404800), (64, 1097500), (80, 878000), (100, 702400), (125, 561920), (128, 548750), (160, 439000), (200, 351200), (250, 280960), (256, 274375), (320, 219500), (400, 175600), (439, 160000), (500, 140480), (625, 112384), (640, 109750), (800, 87800), (878, 80000), (1000, 70240), (1250, 56192), (1280, 54875), (1600, 43900), (1756, 40000), (2000, 35120), (2195, 32000), (2500, 28096), (3200, 21950), (3512, 20000), (4000, 17560), (4390, 16000), (5000, 14048), (6400, 10975), (7024, 10000), (8000, 8780)]