858550090

素因数分解:

$2^1\times 5^1\times {\mathrm{2143}}^1\times {\mathrm{40063}}^1$

素因数の和:42213

約数の個数: 16

約数和(自身を含む): 1546149888

約数和(自身を除く): 687599798

約数列:

[1, 2, 5, 10, 2143, 4286, 10715, 21430, 40063, 80126, 200315, 400630, 85855009, 171710018, 429275045, 858550090]

約数ペア:

[(1, 858550090), (2, 429275045), (5, 171710018), (10, 85855009), (2143, 400630), (4286, 200315), (10715, 80126), (21430, 40063)]