81064970

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{1158071}}^1$

素因数の和:1158085

約数の個数: 16

約数和(自身を含む): 166762368

約数和(自身を除く): 85697398

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 1158071, 2316142, 5790355, 8106497, 11580710, 16212994, 40532485, 81064970]

約数ペア:

[(1, 81064970), (2, 40532485), (5, 16212994), (7, 11580710), (10, 8106497), (14, 5790355), (35, 2316142), (70, 1158071)]