80438848

素因数分解:

$2^6\times 7^1\times {\mathrm{409}}^1\times {\mathrm{439}}^1$

素因数の和:867

約数の個数: 56

約数和(自身を含む): 183286400

約数和(自身を除く): 102847552

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 224, 409, 439, 448, 818, 878, 1636, 1756, 2863, 3073, 3272, 3512, 5726, 6146, 6544, 7024, 11452, 12292, 13088, 14048, 22904, 24584, 26176, 28096, 45808, 49168, 91616, 98336, 179551, 183232, 196672, 359102, 718204, 1256857, 1436408, 2513714, 2872816, 5027428, 5745632, 10054856, 11491264, 20109712, 40219424, 80438848]

約数ペア:

[(1, 80438848), (2, 40219424), (4, 20109712), (7, 11491264), (8, 10054856), (14, 5745632), (16, 5027428), (28, 2872816), (32, 2513714), (56, 1436408), (64, 1256857), (112, 718204), (224, 359102), (409, 196672), (439, 183232), (448, 179551), (818, 98336), (878, 91616), (1636, 49168), (1756, 45808), (2863, 28096), (3073, 26176), (3272, 24584), (3512, 22904), (5726, 14048), (6146, 13088), (6544, 12292), (7024, 11452)]