87533540

素因数分解:

$2^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{40153}}^1$

素因数の和:40271

約数の個数: 24

約数和(自身を含む): 185511480

約数和(自身を除く): 97977940

約数列:

[1, 2, 4, 5, 10, 20, 109, 218, 436, 545, 1090, 2180, 40153, 80306, 160612, 200765, 401530, 803060, 4376677, 8753354, 17506708, 21883385, 43766770, 87533540]

約数ペア:

[(1, 87533540), (2, 43766770), (4, 21883385), (5, 17506708), (10, 8753354), (20, 4376677), (109, 803060), (218, 401530), (436, 200765), (545, 160612), (1090, 80306), (2180, 40153)]