80891235

素因数分解:

$3^2\times 5^1\times {\mathrm{673}}^1\times {\mathrm{2671}}^1$

素因数の和:3355

約数の個数: 24

約数和(自身を含む): 140472384

約数和(自身を除く): 59581149

約数列:

[1, 3, 5, 9, 15, 45, 673, 2019, 2671, 3365, 6057, 8013, 10095, 13355, 24039, 30285, 40065, 120195, 1797583, 5392749, 8987915, 16178247, 26963745, 80891235]

約数ペア:

[(1, 80891235), (3, 26963745), (5, 16178247), (9, 8987915), (15, 5392749), (45, 1797583), (673, 120195), (2019, 40065), (2671, 30285), (3365, 24039), (6057, 13355), (8013, 10095)]