155142710

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{421}}^1\times {\mathrm{857}}^1$

素因数の和:1328

約数の個数: 32

約数和(自身を含む): 286764192

約数和(自身を除く): 131621482

約数列:

[1, 2, 5, 10, 43, 86, 215, 421, 430, 842, 857, 1714, 2105, 4210, 4285, 8570, 18103, 36206, 36851, 73702, 90515, 181030, 184255, 360797, 368510, 721594, 1803985, 3607970, 15514271, 31028542, 77571355, 155142710]

約数ペア:

[(1, 155142710), (2, 77571355), (5, 31028542), (10, 15514271), (43, 3607970), (86, 1803985), (215, 721594), (421, 368510), (430, 360797), (842, 184255), (857, 181030), (1714, 90515), (2105, 73702), (4210, 36851), (4285, 36206), (8570, 18103)]