86518760

素因数分解:

$2^3\times 5^1\times {\mathrm{283}}^1\times {\mathrm{7643}}^1$

素因数の和:7937

約数の個数: 32

約数和(自身を含む): 195380640

約数和(自身を除く): 108861880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 283, 566, 1132, 1415, 2264, 2830, 5660, 7643, 11320, 15286, 30572, 38215, 61144, 76430, 152860, 305720, 2162969, 4325938, 8651876, 10814845, 17303752, 21629690, 43259380, 86518760]

約数ペア:

[(1, 86518760), (2, 43259380), (4, 21629690), (5, 17303752), (8, 10814845), (10, 8651876), (20, 4325938), (40, 2162969), (283, 305720), (566, 152860), (1132, 76430), (1415, 61144), (2264, 38215), (2830, 30572), (5660, 15286), (7643, 11320)]