81778170

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{2725939}}^1$

素因数の和:2725949

約数の個数: 16

約数和(自身を含む): 196267680

約数和(自身を除く): 114489510

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 2725939, 5451878, 8177817, 13629695, 16355634, 27259390, 40889085, 81778170]

約数ペア:

[(1, 81778170), (2, 40889085), (3, 27259390), (5, 16355634), (6, 13629695), (10, 8177817), (15, 5451878), (30, 2725939)]