49919800

素因数分解:

$2^3\times 5^2\times 7^1\times {\mathrm{181}}^1\times {\mathrm{197}}^1$

素因数の和:401

約数の個数: 96

約数和(自身を含む): 134053920

約数和(自身を除く): 84134120

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 50, 56, 70, 100, 140, 175, 181, 197, 200, 280, 350, 362, 394, 700, 724, 788, 905, 985, 1267, 1379, 1400, 1448, 1576, 1810, 1970, 2534, 2758, 3620, 3940, 4525, 4925, 5068, 5516, 6335, 6895, 7240, 7880, 9050, 9850, 10136, 11032, 12670, 13790, 18100, 19700, 25340, 27580, 31675, 34475, 35657, 36200, 39400, 50680, 55160, 63350, 68950, 71314, 126700, 137900, 142628, 178285, 249599, 253400, 275800, 285256, 356570, 499198, 713140, 891425, 998396, 1247995, 1426280, 1782850, 1996792, 2495990, 3565700, 4991980, 6239975, 7131400, 9983960, 12479950, 24959900, 49919800]

約数ペア:

[(1, 49919800), (2, 24959900), (4, 12479950), (5, 9983960), (7, 7131400), (8, 6239975), (10, 4991980), (14, 3565700), (20, 2495990), (25, 1996792), (28, 1782850), (35, 1426280), (40, 1247995), (50, 998396), (56, 891425), (70, 713140), (100, 499198), (140, 356570), (175, 285256), (181, 275800), (197, 253400), (200, 249599), (280, 178285), (350, 142628), (362, 137900), (394, 126700), (700, 71314), (724, 68950), (788, 63350), (905, 55160), (985, 50680), (1267, 39400), (1379, 36200), (1400, 35657), (1448, 34475), (1576, 31675), (1810, 27580), (1970, 25340), (2534, 19700), (2758, 18100), (3620, 13790), (3940, 12670), (4525, 11032), (4925, 10136), (5068, 9850), (5516, 9050), (6335, 7880), (6895, 7240)]