28866100

素因数分解:

$2^2\times 5^2\times {\mathrm{288661}}^1$

素因数の和:288675

約数の個数: 18

約数和(自身を含む): 62639654

約数和(自身を除く): 33773554

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 288661, 577322, 1154644, 1443305, 2886610, 5773220, 7216525, 14433050, 28866100]

約数ペア:

[(1, 28866100), (2, 14433050), (4, 7216525), (5, 5773220), (10, 2886610), (20, 1443305), (25, 1154644), (50, 577322), (100, 288661)]