66517870

素因数分解:

$2^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{50777}}^1$

素因数の和:50915

約数の個数: 16

約数和(自身を含む): 120648528

約数和(自身を除く): 54130658

約数列:

[1, 2, 5, 10, 131, 262, 655, 1310, 50777, 101554, 253885, 507770, 6651787, 13303574, 33258935, 66517870]

約数ペア:

[(1, 66517870), (2, 33258935), (5, 13303574), (10, 6651787), (131, 507770), (262, 253885), (655, 101554), (1310, 50777)]