80321390

素因数分解:

$2^1\times 5^1\times {\mathrm{613}}^1\times {\mathrm{13103}}^1$

素因数の和:13723

約数の個数: 16

約数和(自身を含む): 144825408

約数和(自身を除く): 64504018

約数列:

[1, 2, 5, 10, 613, 1226, 3065, 6130, 13103, 26206, 65515, 131030, 8032139, 16064278, 40160695, 80321390]

約数ペア:

[(1, 80321390), (2, 40160695), (5, 16064278), (10, 8032139), (613, 131030), (1226, 65515), (3065, 26206), (6130, 13103)]