76777855

素因数分解:

$5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{919}}^1$

素因数の和:980

約数の個数: 48

約数和(自身を含む): 120821760

約数和(自身を除く): 44043905

約数列:

[1, 5, 7, 11, 31, 35, 49, 55, 77, 155, 217, 245, 341, 385, 539, 919, 1085, 1519, 1705, 2387, 2695, 4595, 6433, 7595, 10109, 11935, 16709, 28489, 32165, 45031, 50545, 70763, 83545, 142445, 199423, 225155, 313379, 353815, 495341, 997115, 1395961, 1566895, 2193653, 2476705, 6979805, 10968265, 15355571, 76777855]

約数ペア:

[(1, 76777855), (5, 15355571), (7, 10968265), (11, 6979805), (31, 2476705), (35, 2193653), (49, 1566895), (55, 1395961), (77, 997115), (155, 495341), (217, 353815), (245, 313379), (341, 225155), (385, 199423), (539, 142445), (919, 83545), (1085, 70763), (1519, 50545), (1705, 45031), (2387, 32165), (2695, 28489), (4595, 16709), (6433, 11935), (7595, 10109)]