80246440

素因数分解:

$2^3\times 5^1\times {\mathrm{337}}^1\times {\mathrm{5953}}^1$

素因数の和:6301

約数の個数: 32

約数和(自身を含む): 181120680

約数和(自身を除く): 100874240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 337, 674, 1348, 1685, 2696, 3370, 5953, 6740, 11906, 13480, 23812, 29765, 47624, 59530, 119060, 238120, 2006161, 4012322, 8024644, 10030805, 16049288, 20061610, 40123220, 80246440]

約数ペア:

[(1, 80246440), (2, 40123220), (4, 20061610), (5, 16049288), (8, 10030805), (10, 8024644), (20, 4012322), (40, 2006161), (337, 238120), (674, 119060), (1348, 59530), (1685, 47624), (2696, 29765), (3370, 23812), (5953, 13480), (6740, 11906)]