81323872

素因数分解:

$2^5\times 7^1\times {\mathrm{439}}^1\times {\mathrm{827}}^1$

素因数の和:1283

約数の個数: 48

約数和(自身を含む): 183617280

約数和(自身を除く): 102293408

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 224, 439, 827, 878, 1654, 1756, 3073, 3308, 3512, 5789, 6146, 6616, 7024, 11578, 12292, 13232, 14048, 23156, 24584, 26464, 46312, 49168, 92624, 98336, 185248, 363053, 726106, 1452212, 2541371, 2904424, 5082742, 5808848, 10165484, 11617696, 20330968, 40661936, 81323872]

約数ペア:

[(1, 81323872), (2, 40661936), (4, 20330968), (7, 11617696), (8, 10165484), (14, 5808848), (16, 5082742), (28, 2904424), (32, 2541371), (56, 1452212), (112, 726106), (224, 363053), (439, 185248), (827, 98336), (878, 92624), (1654, 49168), (1756, 46312), (3073, 26464), (3308, 24584), (3512, 23156), (5789, 14048), (6146, 13232), (6616, 12292), (7024, 11578)]