71716016

素因数分解:

$2^4\times {\mathrm{103}}^1\times {\mathrm{43517}}^1$

素因数の和:43628

約数の個数: 20

約数和(自身を含む): 140302032

約数和(自身を除く): 68586016

約数列:

[1, 2, 4, 8, 16, 103, 206, 412, 824, 1648, 43517, 87034, 174068, 348136, 696272, 4482251, 8964502, 17929004, 35858008, 71716016]

約数ペア:

[(1, 71716016), (2, 35858008), (4, 17929004), (8, 8964502), (16, 4482251), (103, 696272), (206, 348136), (412, 174068), (824, 87034), (1648, 43517)]