80295957

素因数分解:

$3^2\times 7^3\times {\mathrm{19}}^1\times {\mathrm{37}}^2$

素因数の和:120

約数の個数: 72

約数和(自身を含む): 146328000

約数和(自身を除く): 66032043

約数列:

[1, 3, 7, 9, 19, 21, 37, 49, 57, 63, 111, 133, 147, 171, 259, 333, 343, 399, 441, 703, 777, 931, 1029, 1197, 1369, 1813, 2109, 2331, 2793, 3087, 4107, 4921, 5439, 6327, 6517, 8379, 9583, 12321, 12691, 14763, 16317, 19551, 26011, 28749, 34447, 38073, 44289, 58653, 67081, 78033, 86247, 103341, 114219, 182077, 201243, 234099, 241129, 310023, 469567, 546231, 603729, 723387, 1274539, 1408701, 1638693, 2170161, 3823617, 4226103, 8921773, 11470851, 26765319, 80295957]

約数ペア:

[(1, 80295957), (3, 26765319), (7, 11470851), (9, 8921773), (19, 4226103), (21, 3823617), (37, 2170161), (49, 1638693), (57, 1408701), (63, 1274539), (111, 723387), (133, 603729), (147, 546231), (171, 469567), (259, 310023), (333, 241129), (343, 234099), (399, 201243), (441, 182077), (703, 114219), (777, 103341), (931, 86247), (1029, 78033), (1197, 67081), (1369, 58653), (1813, 44289), (2109, 38073), (2331, 34447), (2793, 28749), (3087, 26011), (4107, 19551), (4921, 16317), (5439, 14763), (6327, 12691), (6517, 12321), (8379, 9583)]