6639500

素因数分解:

$2^2\times 5^3\times 7^2\times {\mathrm{271}}^1$

素因数の和:304

約数の個数: 72

約数和(自身を含む): 16930368

約数和(自身を除く): 10290868

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 49, 50, 70, 98, 100, 125, 140, 175, 196, 245, 250, 271, 350, 490, 500, 542, 700, 875, 980, 1084, 1225, 1355, 1750, 1897, 2450, 2710, 3500, 3794, 4900, 5420, 6125, 6775, 7588, 9485, 12250, 13279, 13550, 18970, 24500, 26558, 27100, 33875, 37940, 47425, 53116, 66395, 67750, 94850, 132790, 135500, 189700, 237125, 265580, 331975, 474250, 663950, 948500, 1327900, 1659875, 3319750, 6639500]

約数ペア:

[(1, 6639500), (2, 3319750), (4, 1659875), (5, 1327900), (7, 948500), (10, 663950), (14, 474250), (20, 331975), (25, 265580), (28, 237125), (35, 189700), (49, 135500), (50, 132790), (70, 94850), (98, 67750), (100, 66395), (125, 53116), (140, 47425), (175, 37940), (196, 33875), (245, 27100), (250, 26558), (271, 24500), (350, 18970), (490, 13550), (500, 13279), (542, 12250), (700, 9485), (875, 7588), (980, 6775), (1084, 6125), (1225, 5420), (1355, 4900), (1750, 3794), (1897, 3500), (2450, 2710)]