5200971920

素因数分解:

$2^4\times 5^1\times {\mathrm{65012149}}^1$

素因数の和:65012162

約数の個数: 20

約数和(自身を含む): 12092259900

約数和(自身を除く): 6891287980

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 65012149, 130024298, 260048596, 325060745, 520097192, 650121490, 1040194384, 1300242980, 2600485960, 5200971920]

約数ペア:

[(1, 5200971920), (2, 2600485960), (4, 1300242980), (5, 1040194384), (8, 650121490), (10, 520097192), (16, 325060745), (20, 260048596), (40, 130024298), (80, 65012149)]