80955828

素因数分解:

$2^2\times 3^3\times {\mathrm{419}}^1\times {\mathrm{1789}}^1$

素因数の和:2221

約数の個数: 48

約数和(自身を含む): 210504000

約数和(自身を除く): 129548172

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 419, 838, 1257, 1676, 1789, 2514, 3578, 3771, 5028, 5367, 7156, 7542, 10734, 11313, 15084, 16101, 21468, 22626, 32202, 45252, 48303, 64404, 96606, 193212, 749591, 1499182, 2248773, 2998364, 4497546, 6746319, 8995092, 13492638, 20238957, 26985276, 40477914, 80955828]

約数ペア:

[(1, 80955828), (2, 40477914), (3, 26985276), (4, 20238957), (6, 13492638), (9, 8995092), (12, 6746319), (18, 4497546), (27, 2998364), (36, 2248773), (54, 1499182), (108, 749591), (419, 193212), (838, 96606), (1257, 64404), (1676, 48303), (1789, 45252), (2514, 32202), (3578, 22626), (3771, 21468), (5028, 16101), (5367, 15084), (7156, 11313), (7542, 10734)]