82862840

素因数分解:

$2^3\times 5^1\times {\mathrm{311}}^1\times {\mathrm{6661}}^1$

素因数の和:6983

約数の個数: 32

約数和(自身を含む): 187068960

約数和(自身を除く): 104206120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 311, 622, 1244, 1555, 2488, 3110, 6220, 6661, 12440, 13322, 26644, 33305, 53288, 66610, 133220, 266440, 2071571, 4143142, 8286284, 10357855, 16572568, 20715710, 41431420, 82862840]

約数ペア:

[(1, 82862840), (2, 41431420), (4, 20715710), (5, 16572568), (8, 10357855), (10, 8286284), (20, 4143142), (40, 2071571), (311, 266440), (622, 133220), (1244, 66610), (1555, 53288), (2488, 33305), (3110, 26644), (6220, 13322), (6661, 12440)]