201326500

素因数分解:

$2^2\times 5^3\times {\mathrm{263}}^1\times {\mathrm{1531}}^1$

素因数の和:1813

約数の個数: 48

約数和(自身を含む): 441657216

約数和(自身を除く): 240330716

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 125, 250, 263, 500, 526, 1052, 1315, 1531, 2630, 3062, 5260, 6124, 6575, 7655, 13150, 15310, 26300, 30620, 32875, 38275, 65750, 76550, 131500, 153100, 191375, 382750, 402653, 765500, 805306, 1610612, 2013265, 4026530, 8053060, 10066325, 20132650, 40265300, 50331625, 100663250, 201326500]

約数ペア:

[(1, 201326500), (2, 100663250), (4, 50331625), (5, 40265300), (10, 20132650), (20, 10066325), (25, 8053060), (50, 4026530), (100, 2013265), (125, 1610612), (250, 805306), (263, 765500), (500, 402653), (526, 382750), (1052, 191375), (1315, 153100), (1531, 131500), (2630, 76550), (3062, 65750), (5260, 38275), (6124, 32875), (6575, 30620), (7655, 26300), (13150, 15310)]