2215681775

素因数分解:

$5^2\times {\mathrm{4999}}^1\times {\mathrm{17729}}^1$

素因数の和:22738

約数の個数: 12

約数和(自身を含む): 2748150000

約数和(自身を除く): 532468225

約数列:

[1, 5, 25, 4999, 17729, 24995, 88645, 124975, 443225, 88627271, 443136355, 2215681775]

約数ペア:

[(1, 2215681775), (5, 443136355), (25, 88627271), (4999, 443225), (17729, 124975), (24995, 88645)]