201017290

素因数分解:

$2^1\times 5^1\times {\mathrm{401}}^1\times {\mathrm{50129}}^1$

素因数の和:50537

約数の個数: 16

約数和(自身を含む): 362740680

約数和(自身を除く): 161723390

約数列:

[1, 2, 5, 10, 401, 802, 2005, 4010, 50129, 100258, 250645, 501290, 20101729, 40203458, 100508645, 201017290]

約数ペア:

[(1, 201017290), (2, 100508645), (5, 40203458), (10, 20101729), (401, 501290), (802, 250645), (2005, 100258), (4010, 50129)]