25366276

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{97}}^1\times {\mathrm{107}}^1$

素因数の和:268

約数の個数: 48

約数和(自身を含む): 49787136

約数和(自身を除く): 24420860

約数列:

[1, 2, 4, 13, 26, 47, 52, 94, 97, 107, 188, 194, 214, 388, 428, 611, 1222, 1261, 1391, 2444, 2522, 2782, 4559, 5029, 5044, 5564, 9118, 10058, 10379, 18236, 20116, 20758, 41516, 59267, 65377, 118534, 130754, 134927, 237068, 261508, 269854, 487813, 539708, 975626, 1951252, 6341569, 12683138, 25366276]

約数ペア:

[(1, 25366276), (2, 12683138), (4, 6341569), (13, 1951252), (26, 975626), (47, 539708), (52, 487813), (94, 269854), (97, 261508), (107, 237068), (188, 134927), (194, 130754), (214, 118534), (388, 65377), (428, 59267), (611, 41516), (1222, 20758), (1261, 20116), (1391, 18236), (2444, 10379), (2522, 10058), (2782, 9118), (4559, 5564), (5029, 5044)]