13457500

素因数分解:

$2^2\times 5^4\times 7^1\times {\mathrm{769}}^1$

素因数の和:800

約数の個数: 60

約数和(自身を含む): 33676720

約数和(自身を除く): 20219220

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 100, 125, 140, 175, 250, 350, 500, 625, 700, 769, 875, 1250, 1538, 1750, 2500, 3076, 3500, 3845, 4375, 5383, 7690, 8750, 10766, 15380, 17500, 19225, 21532, 26915, 38450, 53830, 76900, 96125, 107660, 134575, 192250, 269150, 384500, 480625, 538300, 672875, 961250, 1345750, 1922500, 2691500, 3364375, 6728750, 13457500]

約数ペア:

[(1, 13457500), (2, 6728750), (4, 3364375), (5, 2691500), (7, 1922500), (10, 1345750), (14, 961250), (20, 672875), (25, 538300), (28, 480625), (35, 384500), (50, 269150), (70, 192250), (100, 134575), (125, 107660), (140, 96125), (175, 76900), (250, 53830), (350, 38450), (500, 26915), (625, 21532), (700, 19225), (769, 17500), (875, 15380), (1250, 10766), (1538, 8750), (1750, 7690), (2500, 5383), (3076, 4375), (3500, 3845)]