788361040

素因数分解:

$2^4\times 5^1\times {\mathrm{2551}}^1\times {\mathrm{3863}}^1$

素因数の和:6427

約数の個数: 40

約数和(自身を含む): 1834132608

約数和(自身を除く): 1045771568

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2551, 3863, 5102, 7726, 10204, 12755, 15452, 19315, 20408, 25510, 30904, 38630, 40816, 51020, 61808, 77260, 102040, 154520, 204080, 309040, 9854513, 19709026, 39418052, 49272565, 78836104, 98545130, 157672208, 197090260, 394180520, 788361040]

約数ペア:

[(1, 788361040), (2, 394180520), (4, 197090260), (5, 157672208), (8, 98545130), (10, 78836104), (16, 49272565), (20, 39418052), (40, 19709026), (80, 9854513), (2551, 309040), (3863, 204080), (5102, 154520), (7726, 102040), (10204, 77260), (12755, 61808), (15452, 51020), (19315, 40816), (20408, 38630), (25510, 30904)]