49840000

素因数分解:

$2^7\times 5^4\times 7^1\times {\mathrm{89}}^1$

素因数の和:130

約数の個数: 160

約数和(自身を含む): 143391600

約数和(自身を除く): 93551600

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 50, 56, 64, 70, 80, 89, 100, 112, 125, 128, 140, 160, 175, 178, 200, 224, 250, 280, 320, 350, 356, 400, 445, 448, 500, 560, 623, 625, 640, 700, 712, 800, 875, 890, 896, 1000, 1120, 1246, 1250, 1400, 1424, 1600, 1750, 1780, 2000, 2225, 2240, 2492, 2500, 2800, 2848, 3115, 3200, 3500, 3560, 4000, 4375, 4450, 4480, 4984, 5000, 5600, 5696, 6230, 7000, 7120, 8000, 8750, 8900, 9968, 10000, 11125, 11200, 11392, 12460, 14000, 14240, 15575, 16000, 17500, 17800, 19936, 20000, 22250, 22400, 24920, 28000, 28480, 31150, 35000, 35600, 39872, 40000, 44500, 49840, 55625, 56000, 56960, 62300, 70000, 71200, 77875, 79744, 80000, 89000, 99680, 111250, 112000, 124600, 140000, 142400, 155750, 178000, 199360, 222500, 249200, 280000, 284800, 311500, 356000, 389375, 398720, 445000, 498400, 560000, 623000, 712000, 778750, 890000, 996800, 1246000, 1424000, 1557500, 1780000, 1993600, 2492000, 3115000, 3560000, 4984000, 6230000, 7120000, 9968000, 12460000, 24920000, 49840000]

約数ペア:

[(1, 49840000), (2, 24920000), (4, 12460000), (5, 9968000), (7, 7120000), (8, 6230000), (10, 4984000), (14, 3560000), (16, 3115000), (20, 2492000), (25, 1993600), (28, 1780000), (32, 1557500), (35, 1424000), (40, 1246000), (50, 996800), (56, 890000), (64, 778750), (70, 712000), (80, 623000), (89, 560000), (100, 498400), (112, 445000), (125, 398720), (128, 389375), (140, 356000), (160, 311500), (175, 284800), (178, 280000), (200, 249200), (224, 222500), (250, 199360), (280, 178000), (320, 155750), (350, 142400), (356, 140000), (400, 124600), (445, 112000), (448, 111250), (500, 99680), (560, 89000), (623, 80000), (625, 79744), (640, 77875), (700, 71200), (712, 70000), (800, 62300), (875, 56960), (890, 56000), (896, 55625), (1000, 49840), (1120, 44500), (1246, 40000), (1250, 39872), (1400, 35600), (1424, 35000), (1600, 31150), (1750, 28480), (1780, 28000), (2000, 24920), (2225, 22400), (2240, 22250), (2492, 20000), (2500, 19936), (2800, 17800), (2848, 17500), (3115, 16000), (3200, 15575), (3500, 14240), (3560, 14000), (4000, 12460), (4375, 11392), (4450, 11200), (4480, 11125), (4984, 10000), (5000, 9968), (5600, 8900), (5696, 8750), (6230, 8000), (7000, 7120)]