15660425

素因数分解:

$5^2\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{167}}^1$

素因数の和:230

約数の個数: 36

約数和(自身を含む): 22165248

約数和(自身を除く): 6504823

約数列:

[1, 5, 11, 25, 31, 55, 121, 155, 167, 275, 341, 605, 775, 835, 1705, 1837, 3025, 3751, 4175, 5177, 8525, 9185, 18755, 20207, 25885, 45925, 56947, 93775, 101035, 129425, 284735, 505175, 626417, 1423675, 3132085, 15660425]

約数ペア:

[(1, 15660425), (5, 3132085), (11, 1423675), (25, 626417), (31, 505175), (55, 284735), (121, 129425), (155, 101035), (167, 93775), (275, 56947), (341, 45925), (605, 25885), (775, 20207), (835, 18755), (1705, 9185), (1837, 8525), (3025, 5177), (3751, 4175)]