81272932

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{1009}}^1\times {\mathrm{1549}}^1$

素因数の和:2575

約数の個数: 24

約数和(自身を含む): 153419000

約数和(自身を除く): 72146068

約数列:

[1, 2, 4, 13, 26, 52, 1009, 1549, 2018, 3098, 4036, 6196, 13117, 20137, 26234, 40274, 52468, 80548, 1562941, 3125882, 6251764, 20318233, 40636466, 81272932]

約数ペア:

[(1, 81272932), (2, 40636466), (4, 20318233), (13, 6251764), (26, 3125882), (52, 1562941), (1009, 80548), (1549, 52468), (2018, 40274), (3098, 26234), (4036, 20137), (6196, 13117)]