81232795

素因数分解:

$5^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{109}}^1\times {\mathrm{199}}^1$

素因数の和:427

約数の個数: 32

約数和(自身を含む): 114048000

約数和(自身を除く): 32815205

約数列:

[1, 5, 7, 35, 107, 109, 199, 535, 545, 749, 763, 995, 1393, 3745, 3815, 6965, 11663, 21293, 21691, 58315, 81641, 106465, 108455, 149051, 151837, 408205, 745255, 759185, 2320937, 11604685, 16246559, 81232795]

約数ペア:

[(1, 81232795), (5, 16246559), (7, 11604685), (35, 2320937), (107, 759185), (109, 745255), (199, 408205), (535, 151837), (545, 149051), (749, 108455), (763, 106465), (995, 81641), (1393, 58315), (3745, 21691), (3815, 21293), (6965, 11663)]