245115265

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{199}}^1\times {\mathrm{337}}^1$

素因数の和:601

約数の個数: 32

約数和(自身を含む): 321235200

約数和(自身を除く): 76119935

約数列:

[1, 5, 17, 43, 85, 199, 215, 337, 731, 995, 1685, 3383, 3655, 5729, 8557, 14491, 16915, 28645, 42785, 67063, 72455, 145469, 246347, 335315, 727345, 1140071, 1231735, 2883709, 5700355, 14418545, 49023053, 245115265]

約数ペア:

[(1, 245115265), (5, 49023053), (17, 14418545), (43, 5700355), (85, 2883709), (199, 1231735), (215, 1140071), (337, 727345), (731, 335315), (995, 246347), (1685, 145469), (3383, 72455), (3655, 67063), (5729, 42785), (8557, 28645), (14491, 16915)]