13608925

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1$

素因数の和:150

約数の個数: 48

約数和(自身を含む): 20248704

約数和(自身を除く): 6639779

約数列:

[1, 5, 11, 17, 25, 41, 55, 71, 85, 187, 205, 275, 355, 425, 451, 697, 781, 935, 1025, 1207, 1775, 2255, 2911, 3485, 3905, 4675, 6035, 7667, 11275, 13277, 14555, 17425, 19525, 30175, 32021, 38335, 49487, 66385, 72775, 160105, 191675, 247435, 331925, 544357, 800525, 1237175, 2721785, 13608925]

約数ペア:

[(1, 13608925), (5, 2721785), (11, 1237175), (17, 800525), (25, 544357), (41, 331925), (55, 247435), (71, 191675), (85, 160105), (187, 72775), (205, 66385), (275, 49487), (355, 38335), (425, 32021), (451, 30175), (697, 19525), (781, 17425), (935, 14555), (1025, 13277), (1207, 11275), (1775, 7667), (2255, 6035), (2911, 4675), (3485, 3905)]