25249700

素因数分解:

$2^2\times 5^2\times 7^2\times {\mathrm{5153}}^1$

素因数の和:5181

約数の個数: 54

約数和(自身を含む): 63749826

約数和(自身を除く): 38500126

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 49, 50, 70, 98, 100, 140, 175, 196, 245, 350, 490, 700, 980, 1225, 2450, 4900, 5153, 10306, 20612, 25765, 36071, 51530, 72142, 103060, 128825, 144284, 180355, 252497, 257650, 360710, 504994, 515300, 721420, 901775, 1009988, 1262485, 1803550, 2524970, 3607100, 5049940, 6312425, 12624850, 25249700]

約数ペア:

[(1, 25249700), (2, 12624850), (4, 6312425), (5, 5049940), (7, 3607100), (10, 2524970), (14, 1803550), (20, 1262485), (25, 1009988), (28, 901775), (35, 721420), (49, 515300), (50, 504994), (70, 360710), (98, 257650), (100, 252497), (140, 180355), (175, 144284), (196, 128825), (245, 103060), (350, 72142), (490, 51530), (700, 36071), (980, 25765), (1225, 20612), (2450, 10306), (4900, 5153)]