680800

素因数分解:

$2^5\times 5^2\times {\mathrm{23}}^1\times {\mathrm{37}}^1$

素因数の和:80

約数の個数: 72

約数和(自身を含む): 1781136

約数和(自身を除く): 1100336

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 25, 32, 37, 40, 46, 50, 74, 80, 92, 100, 115, 148, 160, 184, 185, 200, 230, 296, 368, 370, 400, 460, 575, 592, 736, 740, 800, 851, 920, 925, 1150, 1184, 1480, 1702, 1840, 1850, 2300, 2960, 3404, 3680, 3700, 4255, 4600, 5920, 6808, 7400, 8510, 9200, 13616, 14800, 17020, 18400, 21275, 27232, 29600, 34040, 42550, 68080, 85100, 136160, 170200, 340400, 680800]

約数ペア:

[(1, 680800), (2, 340400), (4, 170200), (5, 136160), (8, 85100), (10, 68080), (16, 42550), (20, 34040), (23, 29600), (25, 27232), (32, 21275), (37, 18400), (40, 17020), (46, 14800), (50, 13616), (74, 9200), (80, 8510), (92, 7400), (100, 6808), (115, 5920), (148, 4600), (160, 4255), (184, 3700), (185, 3680), (200, 3404), (230, 2960), (296, 2300), (368, 1850), (370, 1840), (400, 1702), (460, 1480), (575, 1184), (592, 1150), (736, 925), (740, 920), (800, 851)]