67640605

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{181}}^1\times {\mathrm{2411}}^1$

素因数の和:2628

約数の個数: 16

約数和(自身を含む): 84284928

約数和(自身を除く): 16644323

約数列:

[1, 5, 31, 155, 181, 905, 2411, 5611, 12055, 28055, 74741, 373705, 436391, 2181955, 13528121, 67640605]

約数ペア:

[(1, 67640605), (5, 13528121), (31, 2181955), (155, 436391), (181, 373705), (905, 74741), (2411, 28055), (5611, 12055)]