12265925

素因数分解:

$5^2\times 7^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1$

素因数の和:91

約数の個数: 72

約数和(自身を含む): 20355840

約数和(自身を除く): 8089915

約数列:

[1, 5, 7, 17, 19, 25, 31, 35, 49, 85, 95, 119, 133, 155, 175, 217, 245, 323, 425, 475, 527, 589, 595, 665, 775, 833, 931, 1085, 1225, 1519, 1615, 2261, 2635, 2945, 2975, 3325, 3689, 4123, 4165, 4655, 5425, 7595, 8075, 10013, 11305, 13175, 14725, 15827, 18445, 20615, 20825, 23275, 25823, 28861, 37975, 50065, 56525, 70091, 79135, 92225, 103075, 129115, 144305, 250325, 350455, 395675, 490637, 645575, 721525, 1752275, 2453185, 12265925]

約数ペア:

[(1, 12265925), (5, 2453185), (7, 1752275), (17, 721525), (19, 645575), (25, 490637), (31, 395675), (35, 350455), (49, 250325), (85, 144305), (95, 129115), (119, 103075), (133, 92225), (155, 79135), (175, 70091), (217, 56525), (245, 50065), (323, 37975), (425, 28861), (475, 25823), (527, 23275), (589, 20825), (595, 20615), (665, 18445), (775, 15827), (833, 14725), (931, 13175), (1085, 11305), (1225, 10013), (1519, 8075), (1615, 7595), (2261, 5425), (2635, 4655), (2945, 4165), (2975, 4123), (3325, 3689)]