199986500

素因数分解:

$2^2\times 5^3\times 7^1\times {\mathrm{57139}}^1$

素因数の和:57165

約数の個数: 48

約数和(自身を含む): 499175040

約数和(自身を除く): 299188540

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 100, 125, 140, 175, 250, 350, 500, 700, 875, 1750, 3500, 57139, 114278, 228556, 285695, 399973, 571390, 799946, 1142780, 1428475, 1599892, 1999865, 2856950, 3999730, 5713900, 7142375, 7999460, 9999325, 14284750, 19998650, 28569500, 39997300, 49996625, 99993250, 199986500]

約数ペア:

[(1, 199986500), (2, 99993250), (4, 49996625), (5, 39997300), (7, 28569500), (10, 19998650), (14, 14284750), (20, 9999325), (25, 7999460), (28, 7142375), (35, 5713900), (50, 3999730), (70, 2856950), (100, 1999865), (125, 1599892), (140, 1428475), (175, 1142780), (250, 799946), (350, 571390), (500, 399973), (700, 285695), (875, 228556), (1750, 114278), (3500, 57139)]