80067519

素因数分解:

$3^2\times 7^3\times {\mathrm{37}}^1\times {\mathrm{701}}^1$

素因数の和:765

約数の個数: 48

約数和(自身を含む): 138715200

約数和(自身を除く): 58647681

約数列:

[1, 3, 7, 9, 21, 37, 49, 63, 111, 147, 259, 333, 343, 441, 701, 777, 1029, 1813, 2103, 2331, 3087, 4907, 5439, 6309, 12691, 14721, 16317, 25937, 34349, 38073, 44163, 77811, 103047, 114219, 181559, 233433, 240443, 309141, 544677, 721329, 1270913, 1634031, 2163987, 3812739, 8896391, 11438217, 26689173, 80067519]

約数ペア:

[(1, 80067519), (3, 26689173), (7, 11438217), (9, 8896391), (21, 3812739), (37, 2163987), (49, 1634031), (63, 1270913), (111, 721329), (147, 544677), (259, 309141), (333, 240443), (343, 233433), (441, 181559), (701, 114219), (777, 103047), (1029, 77811), (1813, 44163), (2103, 38073), (2331, 34349), (3087, 25937), (4907, 16317), (5439, 14721), (6309, 12691)]