81543256

素因数分解:

$2^3\times {\mathrm{53}}^1\times {\mathrm{192319}}^1$

素因数の和:192378

約数の個数: 16

約数和(自身を含む): 155779200

約数和(自身を除く): 74235944

約数列:

[1, 2, 4, 8, 53, 106, 212, 424, 192319, 384638, 769276, 1538552, 10192907, 20385814, 40771628, 81543256]

約数ペア:

[(1, 81543256), (2, 40771628), (4, 20385814), (8, 10192907), (53, 1538552), (106, 769276), (212, 384638), (424, 192319)]