81360592

素因数分解:

$2^4\times {\mathrm{139}}^1\times {\mathrm{36583}}^1$

素因数の和:36730

約数の個数: 20

約数和(自身を含む): 158774560

約数和(自身を除く): 77413968

約数列:

[1, 2, 4, 8, 16, 139, 278, 556, 1112, 2224, 36583, 73166, 146332, 292664, 585328, 5085037, 10170074, 20340148, 40680296, 81360592]

約数ペア:

[(1, 81360592), (2, 40680296), (4, 20340148), (8, 10170074), (16, 5085037), (139, 585328), (278, 292664), (556, 146332), (1112, 73166), (2224, 36583)]