72577175

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{41}}^2\times {\mathrm{157}}^1$

素因数の和:260

約数の個数: 36

約数和(自身を含む): 101271048

約数和(自身を除く): 28693873

約数列:

[1, 5, 11, 25, 41, 55, 157, 205, 275, 451, 785, 1025, 1681, 1727, 2255, 3925, 6437, 8405, 8635, 11275, 18491, 32185, 42025, 43175, 70807, 92455, 160925, 263917, 354035, 462275, 1319585, 1770175, 2903087, 6597925, 14515435, 72577175]

約数ペア:

[(1, 72577175), (5, 14515435), (11, 6597925), (25, 2903087), (41, 1770175), (55, 1319585), (157, 462275), (205, 354035), (275, 263917), (451, 160925), (785, 92455), (1025, 70807), (1681, 43175), (1727, 42025), (2255, 32185), (3925, 18491), (6437, 11275), (8405, 8635)]