64513660

素因数分解:

$2^2\times 5^1\times {\mathrm{1433}}^1\times {\mathrm{2251}}^1$

素因数の和:3693

約数の個数: 24

約数和(自身を含む): 135633456

約数和(自身を除く): 71119796

約数列:

[1, 2, 4, 5, 10, 20, 1433, 2251, 2866, 4502, 5732, 7165, 9004, 11255, 14330, 22510, 28660, 45020, 3225683, 6451366, 12902732, 16128415, 32256830, 64513660]

約数ペア:

[(1, 64513660), (2, 32256830), (4, 16128415), (5, 12902732), (10, 6451366), (20, 3225683), (1433, 45020), (2251, 28660), (2866, 22510), (4502, 14330), (5732, 11255), (7165, 9004)]