25126288

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{367}}^1\times {\mathrm{389}}^1$

素因数の和:775

約数の個数: 40

約数和(自身を含む): 53389440

約数和(自身を除く): 28263152

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 367, 389, 734, 778, 1468, 1556, 2936, 3112, 4037, 4279, 5872, 6224, 8074, 8558, 16148, 17116, 32296, 34232, 64592, 68464, 142763, 285526, 571052, 1142104, 1570393, 2284208, 3140786, 6281572, 12563144, 25126288]

約数ペア:

[(1, 25126288), (2, 12563144), (4, 6281572), (8, 3140786), (11, 2284208), (16, 1570393), (22, 1142104), (44, 571052), (88, 285526), (176, 142763), (367, 68464), (389, 64592), (734, 34232), (778, 32296), (1468, 17116), (1556, 16148), (2936, 8558), (3112, 8074), (4037, 6224), (4279, 5872)]