71428000

素因数分解:

$2^5\times 5^3\times 7^1\times {\mathrm{2551}}^1$

素因数の和:2583

約数の個数: 96

約数和(自身を含む): 200648448

約数和(自身を除く): 129220448

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, 700, 800, 875, 1000, 1120, 1400, 1750, 2000, 2551, 2800, 3500, 4000, 5102, 5600, 7000, 10204, 12755, 14000, 17857, 20408, 25510, 28000, 35714, 40816, 51020, 63775, 71428, 81632, 89285, 102040, 127550, 142856, 178570, 204080, 255100, 285712, 318875, 357140, 408160, 446425, 510200, 571424, 637750, 714280, 892850, 1020400, 1275500, 1428560, 1785700, 2040800, 2232125, 2551000, 2857120, 3571400, 4464250, 5102000, 7142800, 8928500, 10204000, 14285600, 17857000, 35714000, 71428000]

約数ペア:

[(1, 71428000), (2, 35714000), (4, 17857000), (5, 14285600), (7, 10204000), (8, 8928500), (10, 7142800), (14, 5102000), (16, 4464250), (20, 3571400), (25, 2857120), (28, 2551000), (32, 2232125), (35, 2040800), (40, 1785700), (50, 1428560), (56, 1275500), (70, 1020400), (80, 892850), (100, 714280), (112, 637750), (125, 571424), (140, 510200), (160, 446425), (175, 408160), (200, 357140), (224, 318875), (250, 285712), (280, 255100), (350, 204080), (400, 178570), (500, 142856), (560, 127550), (700, 102040), (800, 89285), (875, 81632), (1000, 71428), (1120, 63775), (1400, 51020), (1750, 40816), (2000, 35714), (2551, 28000), (2800, 25510), (3500, 20408), (4000, 17857), (5102, 14000), (5600, 12755), (7000, 10204)]