159402280

素因数分解:

$2^3\times 5^1\times {\mathrm{3985057}}^1$

素因数の和:3985068

約数の個数: 16

約数和(自身を含む): 358655220

約数和(自身を除く): 199252940

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 3985057, 7970114, 15940228, 19925285, 31880456, 39850570, 79701140, 159402280]

約数ペア:

[(1, 159402280), (2, 79701140), (4, 39850570), (5, 31880456), (8, 19925285), (10, 15940228), (20, 7970114), (40, 3985057)]