25820848

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{541}}^1$

素因数の和:725

約数の個数: 40

約数和(自身を含む): 53094320

約数和(自身を除く): 27273472

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 157, 304, 314, 541, 628, 1082, 1256, 2164, 2512, 2983, 4328, 5966, 8656, 10279, 11932, 20558, 23864, 41116, 47728, 82232, 84937, 164464, 169874, 339748, 679496, 1358992, 1613803, 3227606, 6455212, 12910424, 25820848]

約数ペア:

[(1, 25820848), (2, 12910424), (4, 6455212), (8, 3227606), (16, 1613803), (19, 1358992), (38, 679496), (76, 339748), (152, 169874), (157, 164464), (304, 84937), (314, 82232), (541, 47728), (628, 41116), (1082, 23864), (1256, 20558), (2164, 11932), (2512, 10279), (2983, 8656), (4328, 5966)]