205207792

素因数分解:

$2^4\times {\mathrm{151}}^1\times {\mathrm{157}}^1\times {\mathrm{541}}^1$

素因数の和:857

約数の個数: 40

約数和(自身を含む): 403516832

約数和(自身を除く): 198309040

約数列:

[1, 2, 4, 8, 16, 151, 157, 302, 314, 541, 604, 628, 1082, 1208, 1256, 2164, 2416, 2512, 4328, 8656, 23707, 47414, 81691, 84937, 94828, 163382, 169874, 189656, 326764, 339748, 379312, 653528, 679496, 1307056, 1358992, 12825487, 25650974, 51301948, 102603896, 205207792]

約数ペア:

[(1, 205207792), (2, 102603896), (4, 51301948), (8, 25650974), (16, 12825487), (151, 1358992), (157, 1307056), (302, 679496), (314, 653528), (541, 379312), (604, 339748), (628, 326764), (1082, 189656), (1208, 169874), (1256, 163382), (2164, 94828), (2416, 84937), (2512, 81691), (4328, 47414), (8656, 23707)]