86820075

素因数分解:

$3^2\times 5^2\times {\mathrm{83}}^1\times {\mathrm{4649}}^1$

素因数の和:4748

約数の個数: 36

約数和(自身を含む): 157411800

約数和(自身を除く): 70591725

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 83, 225, 249, 415, 747, 1245, 2075, 3735, 4649, 6225, 13947, 18675, 23245, 41841, 69735, 116225, 209205, 348675, 385867, 1046025, 1157601, 1929335, 3472803, 5788005, 9646675, 17364015, 28940025, 86820075]

約数ペア:

[(1, 86820075), (3, 28940025), (5, 17364015), (9, 9646675), (15, 5788005), (25, 3472803), (45, 1929335), (75, 1157601), (83, 1046025), (225, 385867), (249, 348675), (415, 209205), (747, 116225), (1245, 69735), (2075, 41841), (3735, 23245), (4649, 18675), (6225, 13947)]