25220464

素因数分解:

$2^4\times {\mathrm{89}}^2\times {\mathrm{199}}^1$

素因数の和:385

約数の個数: 30

約数和(自身を含む): 49668200

約数和(自身を除く): 24447736

約数列:

[1, 2, 4, 8, 16, 89, 178, 199, 356, 398, 712, 796, 1424, 1592, 3184, 7921, 15842, 17711, 31684, 35422, 63368, 70844, 126736, 141688, 283376, 1576279, 3152558, 6305116, 12610232, 25220464]

約数ペア:

[(1, 25220464), (2, 12610232), (4, 6305116), (8, 3152558), (16, 1576279), (89, 283376), (178, 141688), (199, 126736), (356, 70844), (398, 63368), (712, 35422), (796, 31684), (1424, 17711), (1592, 15842), (3184, 7921)]