82180000

素因数分解:

$2^5\times 5^4\times 7^1\times {\mathrm{587}}^1$

素因数の和:624

約数の個数: 120

約数和(自身を含む): 231450912

約数和(自身を除く): 149270912

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 50, 56, 70, 80, 100, 112, 125, 140, 160, 175, 200, 224, 250, 280, 350, 400, 500, 560, 587, 625, 700, 800, 875, 1000, 1120, 1174, 1250, 1400, 1750, 2000, 2348, 2500, 2800, 2935, 3500, 4000, 4109, 4375, 4696, 5000, 5600, 5870, 7000, 8218, 8750, 9392, 10000, 11740, 14000, 14675, 16436, 17500, 18784, 20000, 20545, 23480, 28000, 29350, 32872, 35000, 41090, 46960, 58700, 65744, 70000, 73375, 82180, 93920, 102725, 117400, 131488, 140000, 146750, 164360, 205450, 234800, 293500, 328720, 366875, 410900, 469600, 513625, 587000, 657440, 733750, 821800, 1027250, 1174000, 1467500, 1643600, 2054500, 2348000, 2568125, 2935000, 3287200, 4109000, 5136250, 5870000, 8218000, 10272500, 11740000, 16436000, 20545000, 41090000, 82180000]

約数ペア:

[(1, 82180000), (2, 41090000), (4, 20545000), (5, 16436000), (7, 11740000), (8, 10272500), (10, 8218000), (14, 5870000), (16, 5136250), (20, 4109000), (25, 3287200), (28, 2935000), (32, 2568125), (35, 2348000), (40, 2054500), (50, 1643600), (56, 1467500), (70, 1174000), (80, 1027250), (100, 821800), (112, 733750), (125, 657440), (140, 587000), (160, 513625), (175, 469600), (200, 410900), (224, 366875), (250, 328720), (280, 293500), (350, 234800), (400, 205450), (500, 164360), (560, 146750), (587, 140000), (625, 131488), (700, 117400), (800, 102725), (875, 93920), (1000, 82180), (1120, 73375), (1174, 70000), (1250, 65744), (1400, 58700), (1750, 46960), (2000, 41090), (2348, 35000), (2500, 32872), (2800, 29350), (2935, 28000), (3500, 23480), (4000, 20545), (4109, 20000), (4375, 18784), (4696, 17500), (5000, 16436), (5600, 14675), (5870, 14000), (7000, 11740), (8218, 10000), (8750, 9392)]