57728500

素因数分解:

$2^2\times 5^3\times {\mathrm{263}}^1\times {\mathrm{439}}^1$

素因数の和:721

約数の個数: 48

約数和(自身を含む): 126846720

約数和(自身を除く): 69118220

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 125, 250, 263, 439, 500, 526, 878, 1052, 1315, 1756, 2195, 2630, 4390, 5260, 6575, 8780, 10975, 13150, 21950, 26300, 32875, 43900, 54875, 65750, 109750, 115457, 131500, 219500, 230914, 461828, 577285, 1154570, 2309140, 2886425, 5772850, 11545700, 14432125, 28864250, 57728500]

約数ペア:

[(1, 57728500), (2, 28864250), (4, 14432125), (5, 11545700), (10, 5772850), (20, 2886425), (25, 2309140), (50, 1154570), (100, 577285), (125, 461828), (250, 230914), (263, 219500), (439, 131500), (500, 115457), (526, 109750), (878, 65750), (1052, 54875), (1315, 43900), (1756, 32875), (2195, 26300), (2630, 21950), (4390, 13150), (5260, 10975), (6575, 8780)]