156902185040

素因数分解:

$2^4\times 5^1\times {\mathrm{1961277313}}^1$

素因数の和:1961277326

約数の個数: 20

約数和(自身を含む): 364797580404

約数和(自身を除く): 207895395364

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1961277313, 3922554626, 7845109252, 9806386565, 15690218504, 19612773130, 31380437008, 39225546260, 78451092520, 156902185040]

約数ペア:

[(1, 156902185040), (2, 78451092520), (4, 39225546260), (5, 31380437008), (8, 19612773130), (10, 15690218504), (16, 9806386565), (20, 7845109252), (40, 3922554626), (80, 1961277313)]