81334325

素因数分解:

$5^2\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{3823}}^1$

素因数の和:3893

約数の個数: 24

約数和(自身を含む): 108112128

約数和(自身を除く): 26777803

約数列:

[1, 5, 23, 25, 37, 115, 185, 575, 851, 925, 3823, 4255, 19115, 21275, 87929, 95575, 141451, 439645, 707255, 2198225, 3253373, 3536275, 16266865, 81334325]

約数ペア:

[(1, 81334325), (5, 16266865), (23, 3536275), (25, 3253373), (37, 2198225), (115, 707255), (185, 439645), (575, 141451), (851, 95575), (925, 87929), (3823, 21275), (4255, 19115)]