78980385

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{761}}^1$

素因数の和:834

約数の個数: 64

約数和(自身を含む): 150107904

約数和(自身を除く): 71127519

約数列:

[1, 3, 5, 11, 15, 17, 33, 37, 51, 55, 85, 111, 165, 185, 187, 255, 407, 555, 561, 629, 761, 935, 1221, 1887, 2035, 2283, 2805, 3145, 3805, 6105, 6919, 8371, 9435, 11415, 12937, 20757, 25113, 28157, 34595, 38811, 41855, 64685, 84471, 103785, 125565, 140785, 142307, 194055, 309727, 422355, 426921, 478669, 711535, 929181, 1436007, 1548635, 2134605, 2393345, 4645905, 5265359, 7180035, 15796077, 26326795, 78980385]

約数ペア:

[(1, 78980385), (3, 26326795), (5, 15796077), (11, 7180035), (15, 5265359), (17, 4645905), (33, 2393345), (37, 2134605), (51, 1548635), (55, 1436007), (85, 929181), (111, 711535), (165, 478669), (185, 426921), (187, 422355), (255, 309727), (407, 194055), (555, 142307), (561, 140785), (629, 125565), (761, 103785), (935, 84471), (1221, 64685), (1887, 41855), (2035, 38811), (2283, 34595), (2805, 28157), (3145, 25113), (3805, 20757), (6105, 12937), (6919, 11415), (8371, 9435)]