80108060

素因数分解:

$2^2\times 5^1\times {\mathrm{1951}}^1\times {\mathrm{2053}}^1$

素因数の和:4013

約数の個数: 24

約数和(自身を含む): 168395136

約数和(自身を除く): 88287076

約数列:

[1, 2, 4, 5, 10, 20, 1951, 2053, 3902, 4106, 7804, 8212, 9755, 10265, 19510, 20530, 39020, 41060, 4005403, 8010806, 16021612, 20027015, 40054030, 80108060]

約数ペア:

[(1, 80108060), (2, 40054030), (4, 20027015), (5, 16021612), (10, 8010806), (20, 4005403), (1951, 41060), (2053, 39020), (3902, 20530), (4106, 19510), (7804, 10265), (8212, 9755)]