7916150

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{389}}^1$

素因数の和:449

約数の個数: 48

約数和(自身を含む): 16539120

約数和(自身を除く): 8622970

約数列:

[1, 2, 5, 10, 11, 22, 25, 37, 50, 55, 74, 110, 185, 275, 370, 389, 407, 550, 778, 814, 925, 1850, 1945, 2035, 3890, 4070, 4279, 8558, 9725, 10175, 14393, 19450, 20350, 21395, 28786, 42790, 71965, 106975, 143930, 158323, 213950, 316646, 359825, 719650, 791615, 1583230, 3958075, 7916150]

約数ペア:

[(1, 7916150), (2, 3958075), (5, 1583230), (10, 791615), (11, 719650), (22, 359825), (25, 316646), (37, 213950), (50, 158323), (55, 143930), (74, 106975), (110, 71965), (185, 42790), (275, 28786), (370, 21395), (389, 20350), (407, 19450), (550, 14393), (778, 10175), (814, 9725), (925, 8558), (1850, 4279), (1945, 4070), (2035, 3890)]