78814528

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{2203}}^1$

素因数の和:2271

約数の個数: 56

約数和(自身を含む): 172423328

約数和(自身を除く): 93608800

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 43, 52, 64, 86, 104, 172, 208, 344, 416, 559, 688, 832, 1118, 1376, 2203, 2236, 2752, 4406, 4472, 8812, 8944, 17624, 17888, 28639, 35248, 35776, 57278, 70496, 94729, 114556, 140992, 189458, 229112, 378916, 458224, 757832, 916448, 1231477, 1515664, 1832896, 2462954, 3031328, 4925908, 6062656, 9851816, 19703632, 39407264, 78814528]

約数ペア:

[(1, 78814528), (2, 39407264), (4, 19703632), (8, 9851816), (13, 6062656), (16, 4925908), (26, 3031328), (32, 2462954), (43, 1832896), (52, 1515664), (64, 1231477), (86, 916448), (104, 757832), (172, 458224), (208, 378916), (344, 229112), (416, 189458), (559, 140992), (688, 114556), (832, 94729), (1118, 70496), (1376, 57278), (2203, 35776), (2236, 35248), (2752, 28639), (4406, 17888), (4472, 17624), (8812, 8944)]