80557668

素因数分解:

$2^2\times 3^2\times {\mathrm{53}}^1\times {\mathrm{42221}}^1$

素因数の和:42284

約数の個数: 36

約数和(自身を含む): 207478908

約数和(自身を除く): 126921240

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 53, 106, 159, 212, 318, 477, 636, 954, 1908, 42221, 84442, 126663, 168884, 253326, 379989, 506652, 759978, 1519956, 2237713, 4475426, 6713139, 8950852, 13426278, 20139417, 26852556, 40278834, 80557668]

約数ペア:

[(1, 80557668), (2, 40278834), (3, 26852556), (4, 20139417), (6, 13426278), (9, 8950852), (12, 6713139), (18, 4475426), (36, 2237713), (53, 1519956), (106, 759978), (159, 506652), (212, 379989), (318, 253326), (477, 168884), (636, 126663), (954, 84442), (1908, 42221)]