81145270

素因数分解:

$2^1\times 5^1\times {\mathrm{1871}}^1\times {\mathrm{4337}}^1$

素因数の和:6215

約数の個数: 16

約数和(自身を含む): 146173248

約数和(自身を除く): 65027978

約数列:

[1, 2, 5, 10, 1871, 3742, 4337, 8674, 9355, 18710, 21685, 43370, 8114527, 16229054, 40572635, 81145270]

約数ペア:

[(1, 81145270), (2, 40572635), (5, 16229054), (10, 8114527), (1871, 43370), (3742, 21685), (4337, 18710), (8674, 9355)]