49487900

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{6427}}^1$

素因数の和:6459

約数の個数: 72

約数和(自身を含む): 133908096

約数和(自身を除く): 84420196

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 25, 28, 35, 44, 50, 55, 70, 77, 100, 110, 140, 154, 175, 220, 275, 308, 350, 385, 550, 700, 770, 1100, 1540, 1925, 3850, 6427, 7700, 12854, 25708, 32135, 44989, 64270, 70697, 89978, 128540, 141394, 160675, 179956, 224945, 282788, 321350, 353485, 449890, 494879, 642700, 706970, 899780, 989758, 1124725, 1413940, 1767425, 1979516, 2249450, 2474395, 3534850, 4498900, 4948790, 7069700, 9897580, 12371975, 24743950, 49487900]

約数ペア:

[(1, 49487900), (2, 24743950), (4, 12371975), (5, 9897580), (7, 7069700), (10, 4948790), (11, 4498900), (14, 3534850), (20, 2474395), (22, 2249450), (25, 1979516), (28, 1767425), (35, 1413940), (44, 1124725), (50, 989758), (55, 899780), (70, 706970), (77, 642700), (100, 494879), (110, 449890), (140, 353485), (154, 321350), (175, 282788), (220, 224945), (275, 179956), (308, 160675), (350, 141394), (385, 128540), (550, 89978), (700, 70697), (770, 64270), (1100, 44989), (1540, 32135), (1925, 25708), (3850, 12854), (6427, 7700)]