255320419160

素因数分解:

$2^3\times 5^1\times {\mathrm{79}}^1\times {\mathrm{80797601}}^1$

素因数の和:80797691

約数の個数: 32

約数和(自身を含む): 581742734400

約数和(自身を除く): 326422315240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 79, 158, 316, 395, 632, 790, 1580, 3160, 80797601, 161595202, 323190404, 403988005, 646380808, 807976010, 1615952020, 3231904040, 6383010479, 12766020958, 25532041916, 31915052395, 51064083832, 63830104790, 127660209580, 255320419160]

約数ペア:

[(1, 255320419160), (2, 127660209580), (4, 63830104790), (5, 51064083832), (8, 31915052395), (10, 25532041916), (20, 12766020958), (40, 6383010479), (79, 3231904040), (158, 1615952020), (316, 807976010), (395, 646380808), (632, 403988005), (790, 323190404), (1580, 161595202), (3160, 80797601)]