157280888

素因数分解:

$2^3\times {\mathrm{641}}^1\times {\mathrm{30671}}^1$

素因数の和:31318

約数の個数: 16

約数和(自身を含む): 295371360

約数和(自身を除く): 138090472

約数列:

[1, 2, 4, 8, 641, 1282, 2564, 5128, 30671, 61342, 122684, 245368, 19660111, 39320222, 78640444, 157280888]

約数ペア:

[(1, 157280888), (2, 78640444), (4, 39320222), (8, 19660111), (641, 245368), (1282, 122684), (2564, 61342), (5128, 30671)]