88971280

素因数分解:

$2^4\times 5^1\times {\mathrm{1112141}}^1$

素因数の和:1112154

約数の個数: 20

約数和(自身を含む): 206858412

約数和(自身を除く): 117887132

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1112141, 2224282, 4448564, 5560705, 8897128, 11121410, 17794256, 22242820, 44485640, 88971280]

約数ペア:

[(1, 88971280), (2, 44485640), (4, 22242820), (5, 17794256), (8, 11121410), (10, 8897128), (16, 5560705), (20, 4448564), (40, 2224282), (80, 1112141)]