85159216

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{280129}}^1$

素因数の和:280156

約数の個数: 20

約数和(自身を含む): 173680600

約数和(自身を除く): 88521384

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 280129, 560258, 1120516, 2241032, 4482064, 5322451, 10644902, 21289804, 42579608, 85159216]

約数ペア:

[(1, 85159216), (2, 42579608), (4, 21289804), (8, 10644902), (16, 5322451), (19, 4482064), (38, 2241032), (76, 1120516), (152, 560258), (304, 280129)]