68282305

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{103}}^1$

素因数の和:206

約数の個数: 64

約数和(自身を含む): 107347968

約数和(自身を除く): 39065663

約数列:

[1, 5, 7, 13, 31, 35, 47, 65, 91, 103, 155, 217, 235, 329, 403, 455, 515, 611, 721, 1085, 1339, 1457, 1645, 2015, 2821, 3055, 3193, 3605, 4277, 4841, 6695, 7285, 9373, 10199, 14105, 15965, 18941, 21385, 22351, 24205, 33887, 41509, 46865, 50995, 62933, 94705, 111755, 132587, 150071, 169435, 207545, 290563, 314665, 440531, 662935, 750355, 1050497, 1452815, 1950923, 2202655, 5252485, 9754615, 13656461, 68282305]

約数ペア:

[(1, 68282305), (5, 13656461), (7, 9754615), (13, 5252485), (31, 2202655), (35, 1950923), (47, 1452815), (65, 1050497), (91, 750355), (103, 662935), (155, 440531), (217, 314665), (235, 290563), (329, 207545), (403, 169435), (455, 150071), (515, 132587), (611, 111755), (721, 94705), (1085, 62933), (1339, 50995), (1457, 46865), (1645, 41509), (2015, 33887), (2821, 24205), (3055, 22351), (3193, 21385), (3605, 18941), (4277, 15965), (4841, 14105), (6695, 10199), (7285, 9373)]