49283840

素因数分解:

$2^8\times 5^1\times {\mathrm{139}}^1\times {\mathrm{277}}^1$

素因数の和:437

約数の個数: 72

約数和(自身を含む): 119328720

約数和(自身を除く): 70044880

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 139, 160, 256, 277, 278, 320, 554, 556, 640, 695, 1108, 1112, 1280, 1385, 1390, 2216, 2224, 2770, 2780, 4432, 4448, 5540, 5560, 8864, 8896, 11080, 11120, 17728, 17792, 22160, 22240, 35456, 35584, 38503, 44320, 44480, 70912, 77006, 88640, 88960, 154012, 177280, 177920, 192515, 308024, 354560, 385030, 616048, 770060, 1232096, 1540120, 2464192, 3080240, 4928384, 6160480, 9856768, 12320960, 24641920, 49283840]

約数ペア:

[(1, 49283840), (2, 24641920), (4, 12320960), (5, 9856768), (8, 6160480), (10, 4928384), (16, 3080240), (20, 2464192), (32, 1540120), (40, 1232096), (64, 770060), (80, 616048), (128, 385030), (139, 354560), (160, 308024), (256, 192515), (277, 177920), (278, 177280), (320, 154012), (554, 88960), (556, 88640), (640, 77006), (695, 70912), (1108, 44480), (1112, 44320), (1280, 38503), (1385, 35584), (1390, 35456), (2216, 22240), (2224, 22160), (2770, 17792), (2780, 17728), (4432, 11120), (4448, 11080), (5540, 8896), (5560, 8864)]