78268928

素因数分解:

$2^9\times {\mathrm{59}}^1\times {\mathrm{2591}}^1$

素因数の和:2668

約数の個数: 40

約数和(自身を含む): 159096960

約数和(自身を除く): 80828032

約数列:

[1, 2, 4, 8, 16, 32, 59, 64, 118, 128, 236, 256, 472, 512, 944, 1888, 2591, 3776, 5182, 7552, 10364, 15104, 20728, 30208, 41456, 82912, 152869, 165824, 305738, 331648, 611476, 663296, 1222952, 1326592, 2445904, 4891808, 9783616, 19567232, 39134464, 78268928]

約数ペア:

[(1, 78268928), (2, 39134464), (4, 19567232), (8, 9783616), (16, 4891808), (32, 2445904), (59, 1326592), (64, 1222952), (118, 663296), (128, 611476), (236, 331648), (256, 305738), (472, 165824), (512, 152869), (944, 82912), (1888, 41456), (2591, 30208), (3776, 20728), (5182, 15104), (7552, 10364)]