85110680

素因数分解:

$2^3\times 5^1\times {\mathrm{101}}^1\times {\mathrm{21067}}^1$

素因数の和:21179

約数の個数: 32

約数和(自身を含む): 193404240

約数和(自身を除く): 108293560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 101, 202, 404, 505, 808, 1010, 2020, 4040, 21067, 42134, 84268, 105335, 168536, 210670, 421340, 842680, 2127767, 4255534, 8511068, 10638835, 17022136, 21277670, 42555340, 85110680]

約数ペア:

[(1, 85110680), (2, 42555340), (4, 21277670), (5, 17022136), (8, 10638835), (10, 8511068), (20, 4255534), (40, 2127767), (101, 842680), (202, 421340), (404, 210670), (505, 168536), (808, 105335), (1010, 84268), (2020, 42134), (4040, 21067)]