71147840

素因数分解:

$2^6\times 5^1\times {\mathrm{222337}}^1$

素因数の和:222354

約数の個数: 28

約数和(自身を含む): 169421556

約数和(自身を除く): 98273716

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 222337, 444674, 889348, 1111685, 1778696, 2223370, 3557392, 4446740, 7114784, 8893480, 14229568, 17786960, 35573920, 71147840]

約数ペア:

[(1, 71147840), (2, 35573920), (4, 17786960), (5, 14229568), (8, 8893480), (10, 7114784), (16, 4446740), (20, 3557392), (32, 2223370), (40, 1778696), (64, 1111685), (80, 889348), (160, 444674), (320, 222337)]