208982125

素因数分解:

$5^3\times {\mathrm{11}}^2\times {\mathrm{41}}^1\times {\mathrm{337}}^1$

素因数の和:415

約数の個数: 48

約数和(自身を含む): 294538608

約数和(自身を除く): 85556483

約数列:

[1, 5, 11, 25, 41, 55, 121, 125, 205, 275, 337, 451, 605, 1025, 1375, 1685, 2255, 3025, 3707, 4961, 5125, 8425, 11275, 13817, 15125, 18535, 24805, 40777, 42125, 56375, 69085, 92675, 124025, 151987, 203885, 345425, 463375, 620125, 759935, 1019425, 1671857, 1727125, 3799675, 5097125, 8359285, 18998375, 41796425, 208982125]

約数ペア:

[(1, 208982125), (5, 41796425), (11, 18998375), (25, 8359285), (41, 5097125), (55, 3799675), (121, 1727125), (125, 1671857), (205, 1019425), (275, 759935), (337, 620125), (451, 463375), (605, 345425), (1025, 203885), (1375, 151987), (1685, 124025), (2255, 92675), (3025, 69085), (3707, 56375), (4961, 42125), (5125, 40777), (8425, 24805), (11275, 18535), (13817, 15125)]