25771448

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{3943}}^1$

素因数の和:4011

約数の個数: 32

約数和(自身を含む): 52060800

約数和(自身を除く): 26289352

約数列:

[1, 2, 4, 8, 19, 38, 43, 76, 86, 152, 172, 344, 817, 1634, 3268, 3943, 6536, 7886, 15772, 31544, 74917, 149834, 169549, 299668, 339098, 599336, 678196, 1356392, 3221431, 6442862, 12885724, 25771448]

約数ペア:

[(1, 25771448), (2, 12885724), (4, 6442862), (8, 3221431), (19, 1356392), (38, 678196), (43, 599336), (76, 339098), (86, 299668), (152, 169549), (172, 149834), (344, 74917), (817, 31544), (1634, 15772), (3268, 7886), (3943, 6536)]