71206900

素因数分解:

$2^2\times 5^2\times {\mathrm{409}}^1\times {\mathrm{1741}}^1$

素因数の和:2164

約数の個数: 36

約数和(自身を含む): 154985740

約数和(自身を除く): 83778840

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 409, 818, 1636, 1741, 2045, 3482, 4090, 6964, 8180, 8705, 10225, 17410, 20450, 34820, 40900, 43525, 87050, 174100, 712069, 1424138, 2848276, 3560345, 7120690, 14241380, 17801725, 35603450, 71206900]

約数ペア:

[(1, 71206900), (2, 35603450), (4, 17801725), (5, 14241380), (10, 7120690), (20, 3560345), (25, 2848276), (50, 1424138), (100, 712069), (409, 174100), (818, 87050), (1636, 43525), (1741, 40900), (2045, 34820), (3482, 20450), (4090, 17410), (6964, 10225), (8180, 8705)]