161002280

素因数分解:

$2^3\times 5^1\times {\mathrm{4025057}}^1$

素因数の和:4025068

約数の個数: 16

約数和(自身を含む): 362255220

約数和(自身を除く): 201252940

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 4025057, 8050114, 16100228, 20125285, 32200456, 40250570, 80501140, 161002280]

約数ペア:

[(1, 161002280), (2, 80501140), (4, 40250570), (5, 32200456), (8, 20125285), (10, 16100228), (20, 8050114), (40, 4025057)]