25249280

素因数分解:

$2^9\times 5^1\times 7^1\times {\mathrm{1409}}^1$

素因数の和:1439

約数の個数: 80

約数和(自身を含む): 69236640

約数和(自身を除く): 43987360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 224, 256, 280, 320, 448, 512, 560, 640, 896, 1120, 1280, 1409, 1792, 2240, 2560, 2818, 3584, 4480, 5636, 7045, 8960, 9863, 11272, 14090, 17920, 19726, 22544, 28180, 39452, 45088, 49315, 56360, 78904, 90176, 98630, 112720, 157808, 180352, 197260, 225440, 315616, 360704, 394520, 450880, 631232, 721408, 789040, 901760, 1262464, 1578080, 1803520, 2524928, 3156160, 3607040, 5049856, 6312320, 12624640, 25249280]

約数ペア:

[(1, 25249280), (2, 12624640), (4, 6312320), (5, 5049856), (7, 3607040), (8, 3156160), (10, 2524928), (14, 1803520), (16, 1578080), (20, 1262464), (28, 901760), (32, 789040), (35, 721408), (40, 631232), (56, 450880), (64, 394520), (70, 360704), (80, 315616), (112, 225440), (128, 197260), (140, 180352), (160, 157808), (224, 112720), (256, 98630), (280, 90176), (320, 78904), (448, 56360), (512, 49315), (560, 45088), (640, 39452), (896, 28180), (1120, 22544), (1280, 19726), (1409, 17920), (1792, 14090), (2240, 11272), (2560, 9863), (2818, 8960), (3584, 7045), (4480, 5636)]