25855040

素因数分解:

$2^6\times 5^1\times {\mathrm{43}}^1\times {\mathrm{1879}}^1$

素因数の和:1939

約数の個数: 56

約数和(自身を含む): 63032640

約数和(自身を除く): 37177600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 43, 64, 80, 86, 160, 172, 215, 320, 344, 430, 688, 860, 1376, 1720, 1879, 2752, 3440, 3758, 6880, 7516, 9395, 13760, 15032, 18790, 30064, 37580, 60128, 75160, 80797, 120256, 150320, 161594, 300640, 323188, 403985, 601280, 646376, 807970, 1292752, 1615940, 2585504, 3231880, 5171008, 6463760, 12927520, 25855040]

約数ペア:

[(1, 25855040), (2, 12927520), (4, 6463760), (5, 5171008), (8, 3231880), (10, 2585504), (16, 1615940), (20, 1292752), (32, 807970), (40, 646376), (43, 601280), (64, 403985), (80, 323188), (86, 300640), (160, 161594), (172, 150320), (215, 120256), (320, 80797), (344, 75160), (430, 60128), (688, 37580), (860, 30064), (1376, 18790), (1720, 15032), (1879, 13760), (2752, 9395), (3440, 7516), (3758, 6880)]