201687575

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{439}}^1$

素因数の和:536

約数の個数: 48

約数和(自身を含む): 282839040

約数和(自身を除く): 81151465

約数列:

[1, 5, 17, 23, 25, 47, 85, 115, 235, 391, 425, 439, 575, 799, 1081, 1175, 1955, 2195, 3995, 5405, 7463, 9775, 10097, 10975, 18377, 19975, 20633, 27025, 37315, 50485, 91885, 103165, 171649, 186575, 252425, 350761, 459425, 474559, 515825, 858245, 1753805, 2372795, 4291225, 8067503, 8769025, 11863975, 40337515, 201687575]

約数ペア:

[(1, 201687575), (5, 40337515), (17, 11863975), (23, 8769025), (25, 8067503), (47, 4291225), (85, 2372795), (115, 1753805), (235, 858245), (391, 515825), (425, 474559), (439, 459425), (575, 350761), (799, 252425), (1081, 186575), (1175, 171649), (1955, 103165), (2195, 91885), (3995, 50485), (5405, 37315), (7463, 27025), (9775, 20633), (10097, 19975), (10975, 18377)]