2543750

素因数分解:

$2^1\times 5^5\times {\mathrm{11}}^1\times {\mathrm{37}}^1$

素因数の和:75

約数の個数: 48

約数和(自身を含む): 5343408

約数和(自身を除く): 2799658

約数列:

[1, 2, 5, 10, 11, 22, 25, 37, 50, 55, 74, 110, 125, 185, 250, 275, 370, 407, 550, 625, 814, 925, 1250, 1375, 1850, 2035, 2750, 3125, 4070, 4625, 6250, 6875, 9250, 10175, 13750, 20350, 23125, 34375, 46250, 50875, 68750, 101750, 115625, 231250, 254375, 508750, 1271875, 2543750]

約数ペア:

[(1, 2543750), (2, 1271875), (5, 508750), (10, 254375), (11, 231250), (22, 115625), (25, 101750), (37, 68750), (50, 50875), (55, 46250), (74, 34375), (110, 23125), (125, 20350), (185, 13750), (250, 10175), (275, 9250), (370, 6875), (407, 6250), (550, 4625), (625, 4070), (814, 3125), (925, 2750), (1250, 2035), (1375, 1850)]