68280355

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{89}}^1$

素因数の和:184

約数の個数: 64

約数和(自身を含む): 103420800

約数和(自身を除く): 35140445

約数列:

[1, 5, 11, 13, 29, 37, 55, 65, 89, 143, 145, 185, 319, 377, 407, 445, 481, 715, 979, 1073, 1157, 1595, 1885, 2035, 2405, 2581, 3293, 4147, 4895, 5291, 5365, 5785, 11803, 12727, 12905, 13949, 16465, 20735, 26455, 28391, 33553, 36223, 42809, 59015, 63635, 69745, 95497, 141955, 153439, 167765, 181115, 214045, 369083, 470899, 477485, 767195, 1050467, 1241461, 1845415, 2354495, 5252335, 6207305, 13656071, 68280355]

約数ペア:

[(1, 68280355), (5, 13656071), (11, 6207305), (13, 5252335), (29, 2354495), (37, 1845415), (55, 1241461), (65, 1050467), (89, 767195), (143, 477485), (145, 470899), (185, 369083), (319, 214045), (377, 181115), (407, 167765), (445, 153439), (481, 141955), (715, 95497), (979, 69745), (1073, 63635), (1157, 59015), (1595, 42809), (1885, 36223), (2035, 33553), (2405, 28391), (2581, 26455), (3293, 20735), (4147, 16465), (4895, 13949), (5291, 12905), (5365, 12727), (5785, 11803)]