161569507925

素因数分解:

$5^2\times 7^1\times {\mathrm{163}}^1\times {\mathrm{199}}^1\times {\mathrm{28463}}^1$

素因数の和:28842

約数の個数: 48

約数和(自身を含む): 231537561600

約数和(自身を除く): 69968053675

約数列:

[1, 5, 7, 25, 35, 163, 175, 199, 815, 995, 1141, 1393, 4075, 4975, 5705, 6965, 28463, 28525, 32437, 34825, 142315, 162185, 199241, 227059, 711575, 810925, 996205, 1135295, 4639469, 4981025, 5664137, 5676475, 23197345, 28320685, 32476283, 39648959, 115986725, 141603425, 162381415, 198244795, 811907075, 923254331, 991223975, 4616271655, 6462780317, 23081358275, 32313901585, 161569507925]

約数ペア:

[(1, 161569507925), (5, 32313901585), (7, 23081358275), (25, 6462780317), (35, 4616271655), (163, 991223975), (175, 923254331), (199, 811907075), (815, 198244795), (995, 162381415), (1141, 141603425), (1393, 115986725), (4075, 39648959), (4975, 32476283), (5705, 28320685), (6965, 23197345), (28463, 5676475), (28525, 5664137), (32437, 4981025), (34825, 4639469), (142315, 1135295), (162185, 996205), (199241, 810925), (227059, 711575)]