53207320

素因数分解:

$2^3\times 5^1\times {\mathrm{479}}^1\times {\mathrm{2777}}^1$

素因数の和:3267

約数の個数: 32

約数和(自身を含む): 120009600

約数和(自身を除く): 66802280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 479, 958, 1916, 2395, 2777, 3832, 4790, 5554, 9580, 11108, 13885, 19160, 22216, 27770, 55540, 111080, 1330183, 2660366, 5320732, 6650915, 10641464, 13301830, 26603660, 53207320]

約数ペア:

[(1, 53207320), (2, 26603660), (4, 13301830), (5, 10641464), (8, 6650915), (10, 5320732), (20, 2660366), (40, 1330183), (479, 111080), (958, 55540), (1916, 27770), (2395, 22216), (2777, 19160), (3832, 13885), (4790, 11108), (5554, 9580)]