289201225

素因数分解:

$5^2\times {\mathrm{79}}^1\times {\mathrm{127}}^1\times {\mathrm{1153}}^1$

素因数の和:1369

約数の個数: 24

約数和(自身を含む): 366325760

約数和(自身を除く): 77124535

約数列:

[1, 5, 25, 79, 127, 395, 635, 1153, 1975, 3175, 5765, 10033, 28825, 50165, 91087, 146431, 250825, 455435, 732155, 2277175, 3660775, 11568049, 57840245, 289201225]

約数ペア:

[(1, 289201225), (5, 57840245), (25, 11568049), (79, 3660775), (127, 2277175), (395, 732155), (635, 455435), (1153, 250825), (1975, 146431), (3175, 91087), (5765, 50165), (10033, 28825)]