80987128

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{326561}}^1$

素因数の和:326598

約数の個数: 16

約数和(自身を含む): 156749760

約数和(自身を除く): 75762632

約数列:

[1, 2, 4, 8, 31, 62, 124, 248, 326561, 653122, 1306244, 2612488, 10123391, 20246782, 40493564, 80987128]

約数ペア:

[(1, 80987128), (2, 40493564), (4, 20246782), (8, 10123391), (31, 2612488), (62, 1306244), (124, 653122), (248, 326561)]