25664960

素因数分解:

$2^6\times 5^1\times {\mathrm{139}}^1\times {\mathrm{577}}^1$

素因数の和:733

約数の個数: 56

約数和(自身を含む): 61661040

約数和(自身を除く): 35996080

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 139, 160, 278, 320, 556, 577, 695, 1112, 1154, 1390, 2224, 2308, 2780, 2885, 4448, 4616, 5560, 5770, 8896, 9232, 11120, 11540, 18464, 22240, 23080, 36928, 44480, 46160, 80203, 92320, 160406, 184640, 320812, 401015, 641624, 802030, 1283248, 1604060, 2566496, 3208120, 5132992, 6416240, 12832480, 25664960]

約数ペア:

[(1, 25664960), (2, 12832480), (4, 6416240), (5, 5132992), (8, 3208120), (10, 2566496), (16, 1604060), (20, 1283248), (32, 802030), (40, 641624), (64, 401015), (80, 320812), (139, 184640), (160, 160406), (278, 92320), (320, 80203), (556, 46160), (577, 44480), (695, 36928), (1112, 23080), (1154, 22240), (1390, 18464), (2224, 11540), (2308, 11120), (2780, 9232), (2885, 8896), (4448, 5770), (4616, 5560)]