55252400

素因数分解:

$2^4\times 5^2\times 7^2\times {\mathrm{2819}}^1$

素因数の和:2851

約数の個数: 90

約数和(自身を含む): 154471140

約数和(自身を除く): 99218740

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 35, 40, 49, 50, 56, 70, 80, 98, 100, 112, 140, 175, 196, 200, 245, 280, 350, 392, 400, 490, 560, 700, 784, 980, 1225, 1400, 1960, 2450, 2800, 2819, 3920, 4900, 5638, 9800, 11276, 14095, 19600, 19733, 22552, 28190, 39466, 45104, 56380, 70475, 78932, 98665, 112760, 138131, 140950, 157864, 197330, 225520, 276262, 281900, 315728, 394660, 493325, 552524, 563800, 690655, 789320, 986650, 1105048, 1127600, 1381310, 1578640, 1973300, 2210096, 2762620, 3453275, 3946600, 5525240, 6906550, 7893200, 11050480, 13813100, 27626200, 55252400]

約数ペア:

[(1, 55252400), (2, 27626200), (4, 13813100), (5, 11050480), (7, 7893200), (8, 6906550), (10, 5525240), (14, 3946600), (16, 3453275), (20, 2762620), (25, 2210096), (28, 1973300), (35, 1578640), (40, 1381310), (49, 1127600), (50, 1105048), (56, 986650), (70, 789320), (80, 690655), (98, 563800), (100, 552524), (112, 493325), (140, 394660), (175, 315728), (196, 281900), (200, 276262), (245, 225520), (280, 197330), (350, 157864), (392, 140950), (400, 138131), (490, 112760), (560, 98665), (700, 78932), (784, 70475), (980, 56380), (1225, 45104), (1400, 39466), (1960, 28190), (2450, 22552), (2800, 19733), (2819, 19600), (3920, 14095), (4900, 11276), (5638, 9800)]