87225520

素因数分解:

$2^4\times 5^1\times {\mathrm{401}}^1\times {\mathrm{2719}}^1$

素因数の和:3133

約数の個数: 40

約数和(自身を含む): 203379840

約数和(自身を除く): 116154320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 401, 802, 1604, 2005, 2719, 3208, 4010, 5438, 6416, 8020, 10876, 13595, 16040, 21752, 27190, 32080, 43504, 54380, 108760, 217520, 1090319, 2180638, 4361276, 5451595, 8722552, 10903190, 17445104, 21806380, 43612760, 87225520]

約数ペア:

[(1, 87225520), (2, 43612760), (4, 21806380), (5, 17445104), (8, 10903190), (10, 8722552), (16, 5451595), (20, 4361276), (40, 2180638), (80, 1090319), (401, 217520), (802, 108760), (1604, 54380), (2005, 43504), (2719, 32080), (3208, 27190), (4010, 21752), (5438, 16040), (6416, 13595), (8020, 10876)]