256428496

素因数分解:

$2^4\times {\mathrm{101}}^1\times {\mathrm{107}}^1\times {\mathrm{1483}}^1$

素因数の和:1699

約数の個数: 40

約数和(自身を含む): 506780064

約数和(自身を除く): 250351568

約数列:

[1, 2, 4, 8, 16, 101, 107, 202, 214, 404, 428, 808, 856, 1483, 1616, 1712, 2966, 5932, 10807, 11864, 21614, 23728, 43228, 86456, 149783, 158681, 172912, 299566, 317362, 599132, 634724, 1198264, 1269448, 2396528, 2538896, 16026781, 32053562, 64107124, 128214248, 256428496]

約数ペア:

[(1, 256428496), (2, 128214248), (4, 64107124), (8, 32053562), (16, 16026781), (101, 2538896), (107, 2396528), (202, 1269448), (214, 1198264), (404, 634724), (428, 599132), (808, 317362), (856, 299566), (1483, 172912), (1616, 158681), (1712, 149783), (2966, 86456), (5932, 43228), (10807, 23728), (11864, 21614)]