85089040

素因数分解:

$2^4\times 5^1\times {\mathrm{1063613}}^1$

素因数の和:1063626

約数の個数: 20

約数和(自身を含む): 197832204

約数和(自身を除く): 112743164

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1063613, 2127226, 4254452, 5318065, 8508904, 10636130, 17017808, 21272260, 42544520, 85089040]

約数ペア:

[(1, 85089040), (2, 42544520), (4, 21272260), (5, 17017808), (8, 10636130), (10, 8508904), (16, 5318065), (20, 4254452), (40, 2127226), (80, 1063613)]