156954055120

素因数分解:

$2^4\times 5^1\times {\mathrm{1961925689}}^1$

素因数の和:1961925702

約数の個数: 20

約数和(自身を含む): 364918178340

約数和(自身を除く): 207964123220

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1961925689, 3923851378, 7847702756, 9809628445, 15695405512, 19619256890, 31390811024, 39238513780, 78477027560, 156954055120]

約数ペア:

[(1, 156954055120), (2, 78477027560), (4, 39238513780), (5, 31390811024), (8, 19619256890), (10, 15695405512), (16, 9809628445), (20, 7847702756), (40, 3923851378), (80, 1961925689)]