80390205

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{877}}^1$

素因数の和:995

約数の個数: 64

約数和(自身を含む): 165204480

約数和(自身を除く): 84814275

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 97, 105, 135, 189, 291, 315, 485, 679, 873, 877, 945, 1455, 2037, 2619, 2631, 3395, 4365, 4385, 6111, 6139, 7893, 10185, 13095, 13155, 18333, 18417, 23679, 30555, 30695, 39465, 55251, 85069, 91665, 92085, 118395, 165753, 255207, 276255, 425345, 595483, 765621, 828765, 1276035, 1786449, 2296863, 2977415, 3828105, 5359347, 8932245, 11484315, 16078041, 26796735, 80390205]

約数ペア:

[(1, 80390205), (3, 26796735), (5, 16078041), (7, 11484315), (9, 8932245), (15, 5359347), (21, 3828105), (27, 2977415), (35, 2296863), (45, 1786449), (63, 1276035), (97, 828765), (105, 765621), (135, 595483), (189, 425345), (291, 276255), (315, 255207), (485, 165753), (679, 118395), (873, 92085), (877, 91665), (945, 85069), (1455, 55251), (2037, 39465), (2619, 30695), (2631, 30555), (3395, 23679), (4365, 18417), (4385, 18333), (6111, 13155), (6139, 13095), (7893, 10185)]