80506575

素因数分解:

$3^3\times 5^2\times {\mathrm{41}}^1\times {\mathrm{2909}}^1$

素因数の和:2969

約数の個数: 48

約数和(自身を含む): 151552800

約数和(自身を除く): 71046225

約数列:

[1, 3, 5, 9, 15, 25, 27, 41, 45, 75, 123, 135, 205, 225, 369, 615, 675, 1025, 1107, 1845, 2909, 3075, 5535, 8727, 9225, 14545, 26181, 27675, 43635, 72725, 78543, 119269, 130905, 218175, 357807, 392715, 596345, 654525, 1073421, 1789035, 1963575, 2981725, 3220263, 5367105, 8945175, 16101315, 26835525, 80506575]

約数ペア:

[(1, 80506575), (3, 26835525), (5, 16101315), (9, 8945175), (15, 5367105), (25, 3220263), (27, 2981725), (41, 1963575), (45, 1789035), (75, 1073421), (123, 654525), (135, 596345), (205, 392715), (225, 357807), (369, 218175), (615, 130905), (675, 119269), (1025, 78543), (1107, 72725), (1845, 43635), (2909, 27675), (3075, 26181), (5535, 14545), (8727, 9225)]