809510

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{479}}^1$

素因数の和:512

約数の個数: 24

約数和(自身を含む): 1581120

約数和(自身を除く): 771610

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 169, 338, 479, 845, 958, 1690, 2395, 4790, 6227, 12454, 31135, 62270, 80951, 161902, 404755, 809510]

約数ペア:

[(1, 809510), (2, 404755), (5, 161902), (10, 80951), (13, 62270), (26, 31135), (65, 12454), (130, 6227), (169, 4790), (338, 2395), (479, 1690), (845, 958)]