85286288

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{280547}}^1$

素因数の和:280574

約数の個数: 20

約数和(自身を含む): 173939760

約数和(自身を除く): 88653472

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 280547, 561094, 1122188, 2244376, 4488752, 5330393, 10660786, 21321572, 42643144, 85286288]

約数ペア:

[(1, 85286288), (2, 42643144), (4, 21321572), (8, 10660786), (16, 5330393), (19, 4488752), (38, 2244376), (76, 1122188), (152, 561094), (304, 280547)]