82880000

素因数分解:

$2^9\times 5^4\times 7^1\times {\mathrm{37}}^1$

素因数の和:82

約数の個数: 200

約数和(自身を含む): 242884752

約数和(自身を除く): 160004752

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 37, 40, 50, 56, 64, 70, 74, 80, 100, 112, 125, 128, 140, 148, 160, 175, 185, 200, 224, 250, 256, 259, 280, 296, 320, 350, 370, 400, 448, 500, 512, 518, 560, 592, 625, 640, 700, 740, 800, 875, 896, 925, 1000, 1036, 1120, 1184, 1250, 1280, 1295, 1400, 1480, 1600, 1750, 1792, 1850, 2000, 2072, 2240, 2368, 2500, 2560, 2590, 2800, 2960, 3200, 3500, 3584, 3700, 4000, 4144, 4375, 4480, 4625, 4736, 5000, 5180, 5600, 5920, 6400, 6475, 7000, 7400, 8000, 8288, 8750, 8960, 9250, 9472, 10000, 10360, 11200, 11840, 12800, 12950, 14000, 14800, 16000, 16576, 17500, 17920, 18500, 18944, 20000, 20720, 22400, 23125, 23680, 25900, 28000, 29600, 32000, 32375, 33152, 35000, 37000, 40000, 41440, 44800, 46250, 47360, 51800, 56000, 59200, 64000, 64750, 66304, 70000, 74000, 80000, 82880, 89600, 92500, 94720, 103600, 112000, 118400, 129500, 132608, 140000, 148000, 160000, 161875, 165760, 185000, 207200, 224000, 236800, 259000, 280000, 296000, 320000, 323750, 331520, 370000, 414400, 448000, 473600, 518000, 560000, 592000, 647500, 663040, 740000, 828800, 1036000, 1120000, 1184000, 1295000, 1480000, 1657600, 2072000, 2240000, 2368000, 2590000, 2960000, 3315200, 4144000, 5180000, 5920000, 8288000, 10360000, 11840000, 16576000, 20720000, 41440000, 82880000]

約数ペア:

[(1, 82880000), (2, 41440000), (4, 20720000), (5, 16576000), (7, 11840000), (8, 10360000), (10, 8288000), (14, 5920000), (16, 5180000), (20, 4144000), (25, 3315200), (28, 2960000), (32, 2590000), (35, 2368000), (37, 2240000), (40, 2072000), (50, 1657600), (56, 1480000), (64, 1295000), (70, 1184000), (74, 1120000), (80, 1036000), (100, 828800), (112, 740000), (125, 663040), (128, 647500), (140, 592000), (148, 560000), (160, 518000), (175, 473600), (185, 448000), (200, 414400), (224, 370000), (250, 331520), (256, 323750), (259, 320000), (280, 296000), (296, 280000), (320, 259000), (350, 236800), (370, 224000), (400, 207200), (448, 185000), (500, 165760), (512, 161875), (518, 160000), (560, 148000), (592, 140000), (625, 132608), (640, 129500), (700, 118400), (740, 112000), (800, 103600), (875, 94720), (896, 92500), (925, 89600), (1000, 82880), (1036, 80000), (1120, 74000), (1184, 70000), (1250, 66304), (1280, 64750), (1295, 64000), (1400, 59200), (1480, 56000), (1600, 51800), (1750, 47360), (1792, 46250), (1850, 44800), (2000, 41440), (2072, 40000), (2240, 37000), (2368, 35000), (2500, 33152), (2560, 32375), (2590, 32000), (2800, 29600), (2960, 28000), (3200, 25900), (3500, 23680), (3584, 23125), (3700, 22400), (4000, 20720), (4144, 20000), (4375, 18944), (4480, 18500), (4625, 17920), (4736, 17500), (5000, 16576), (5180, 16000), (5600, 14800), (5920, 14000), (6400, 12950), (6475, 12800), (7000, 11840), (7400, 11200), (8000, 10360), (8288, 10000), (8750, 9472), (8960, 9250)]