81619856

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{300073}}^1$

素因数の和:300098

約数の個数: 20

約数和(自身を含む): 167441292

約数和(自身を除く): 85821436

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 300073, 600146, 1200292, 2400584, 4801168, 5101241, 10202482, 20404964, 40809928, 81619856]

約数ペア:

[(1, 81619856), (2, 40809928), (4, 20404964), (8, 10202482), (16, 5101241), (17, 4801168), (34, 2400584), (68, 1200292), (136, 600146), (272, 300073)]