85840568

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{487}}^1\times {\mathrm{2003}}^1$

素因数の和:2507

約数の個数: 32

約数和(自身を含む): 176031360

約数和(自身を除く): 90190792

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 487, 974, 1948, 2003, 3896, 4006, 5357, 8012, 10714, 16024, 21428, 22033, 42856, 44066, 88132, 176264, 975461, 1950922, 3901844, 7803688, 10730071, 21460142, 42920284, 85840568]

約数ペア:

[(1, 85840568), (2, 42920284), (4, 21460142), (8, 10730071), (11, 7803688), (22, 3901844), (44, 1950922), (88, 975461), (487, 176264), (974, 88132), (1948, 44066), (2003, 42856), (3896, 22033), (4006, 21428), (5357, 16024), (8012, 10714)]