49208005

素因数分解:

$5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^2$

素因数の和:111

約数の個数: 72

約数和(自身を含む): 81505440

約数和(自身を除く): 32297435

約数列:

[1, 5, 7, 11, 19, 31, 35, 49, 55, 77, 95, 133, 155, 209, 217, 245, 341, 385, 539, 589, 665, 931, 961, 1045, 1085, 1463, 1519, 1705, 2387, 2695, 2945, 4123, 4655, 4805, 6479, 6727, 7315, 7595, 10241, 10571, 11935, 16709, 18259, 20615, 28861, 32395, 33635, 45353, 47089, 51205, 52855, 73997, 83545, 91295, 127813, 144305, 200849, 226765, 235445, 317471, 369985, 517979, 639065, 894691, 1004245, 1405943, 1587355, 2589895, 4473455, 7029715, 9841601, 49208005]

約数ペア:

[(1, 49208005), (5, 9841601), (7, 7029715), (11, 4473455), (19, 2589895), (31, 1587355), (35, 1405943), (49, 1004245), (55, 894691), (77, 639065), (95, 517979), (133, 369985), (155, 317471), (209, 235445), (217, 226765), (245, 200849), (341, 144305), (385, 127813), (539, 91295), (589, 83545), (665, 73997), (931, 52855), (961, 51205), (1045, 47089), (1085, 45353), (1463, 33635), (1519, 32395), (1705, 28861), (2387, 20615), (2695, 18259), (2945, 16709), (4123, 11935), (4655, 10571), (4805, 10241), (6479, 7595), (6727, 7315)]