25598416

素因数分解:

$2^4\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{1283}}^1$

素因数の和:1363

約数の個数: 40

約数和(自身を含む): 52541280

約数和(自身を除く): 26942864

約数列:

[1, 2, 4, 8, 16, 29, 43, 58, 86, 116, 172, 232, 344, 464, 688, 1247, 1283, 2494, 2566, 4988, 5132, 9976, 10264, 19952, 20528, 37207, 55169, 74414, 110338, 148828, 220676, 297656, 441352, 595312, 882704, 1599901, 3199802, 6399604, 12799208, 25598416]

約数ペア:

[(1, 25598416), (2, 12799208), (4, 6399604), (8, 3199802), (16, 1599901), (29, 882704), (43, 595312), (58, 441352), (86, 297656), (116, 220676), (172, 148828), (232, 110338), (344, 74414), (464, 55169), (688, 37207), (1247, 20528), (1283, 19952), (2494, 10264), (2566, 9976), (4988, 5132)]