80021988

素因数分解:

$2^2\times 3^2\times {\mathrm{797}}^1\times {\mathrm{2789}}^1$

素因数の和:3596

約数の個数: 36

約数和(自身を含む): 202604220

約数和(自身を除く): 122582232

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 797, 1594, 2391, 2789, 3188, 4782, 5578, 7173, 8367, 9564, 11156, 14346, 16734, 25101, 28692, 33468, 50202, 100404, 2222833, 4445666, 6668499, 8891332, 13336998, 20005497, 26673996, 40010994, 80021988]

約数ペア:

[(1, 80021988), (2, 40010994), (3, 26673996), (4, 20005497), (6, 13336998), (9, 8891332), (12, 6668499), (18, 4445666), (36, 2222833), (797, 100404), (1594, 50202), (2391, 33468), (2789, 28692), (3188, 25101), (4782, 16734), (5578, 14346), (7173, 11156), (8367, 9564)]