78428672

素因数分解:

$2^9\times 7^1\times {\mathrm{79}}^1\times {\mathrm{277}}^1$

素因数の和:381

約数の個数: 80

約数和(自身を含む): 182012160

約数和(自身を除く): 103583488

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 79, 112, 128, 158, 224, 256, 277, 316, 448, 512, 553, 554, 632, 896, 1106, 1108, 1264, 1792, 1939, 2212, 2216, 2528, 3584, 3878, 4424, 4432, 5056, 7756, 8848, 8864, 10112, 15512, 17696, 17728, 20224, 21883, 31024, 35392, 35456, 40448, 43766, 62048, 70784, 70912, 87532, 124096, 141568, 141824, 153181, 175064, 248192, 283136, 306362, 350128, 496384, 612724, 700256, 992768, 1225448, 1400512, 2450896, 2801024, 4901792, 5602048, 9803584, 11204096, 19607168, 39214336, 78428672]

約数ペア:

[(1, 78428672), (2, 39214336), (4, 19607168), (7, 11204096), (8, 9803584), (14, 5602048), (16, 4901792), (28, 2801024), (32, 2450896), (56, 1400512), (64, 1225448), (79, 992768), (112, 700256), (128, 612724), (158, 496384), (224, 350128), (256, 306362), (277, 283136), (316, 248192), (448, 175064), (512, 153181), (553, 141824), (554, 141568), (632, 124096), (896, 87532), (1106, 70912), (1108, 70784), (1264, 62048), (1792, 43766), (1939, 40448), (2212, 35456), (2216, 35392), (2528, 31024), (3584, 21883), (3878, 20224), (4424, 17728), (4432, 17696), (5056, 15512), (7756, 10112), (8848, 8864)]