8771950

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{389}}^1$

素因数の和:453

約数の個数: 48

約数和(自身を含む): 18280080

約数和(自身を除く): 9508130

約数列:

[1, 2, 5, 10, 11, 22, 25, 41, 50, 55, 82, 110, 205, 275, 389, 410, 451, 550, 778, 902, 1025, 1945, 2050, 2255, 3890, 4279, 4510, 8558, 9725, 11275, 15949, 19450, 21395, 22550, 31898, 42790, 79745, 106975, 159490, 175439, 213950, 350878, 398725, 797450, 877195, 1754390, 4385975, 8771950]

約数ペア:

[(1, 8771950), (2, 4385975), (5, 1754390), (10, 877195), (11, 797450), (22, 398725), (25, 350878), (41, 213950), (50, 175439), (55, 159490), (82, 106975), (110, 79745), (205, 42790), (275, 31898), (389, 22550), (410, 21395), (451, 19450), (550, 15949), (778, 11275), (902, 9725), (1025, 8558), (1945, 4510), (2050, 4279), (2255, 3890)]