858451312

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{3863}}^1$

素因数の和:3950

約数の個数: 80

約数和(自身を含む): 1897378560

約数和(自身を除く): 1038927248

約数列:

[1, 2, 4, 8, 16, 17, 19, 34, 38, 43, 68, 76, 86, 136, 152, 172, 272, 304, 323, 344, 646, 688, 731, 817, 1292, 1462, 1634, 2584, 2924, 3268, 3863, 5168, 5848, 6536, 7726, 11696, 13072, 13889, 15452, 27778, 30904, 55556, 61808, 65671, 73397, 111112, 131342, 146794, 166109, 222224, 262684, 293588, 332218, 525368, 587176, 664436, 1050736, 1174352, 1247749, 1328872, 2495498, 2657744, 2823853, 3156071, 4990996, 5647706, 6312142, 9981992, 11295412, 12624284, 19963984, 22590824, 25248568, 45181648, 50497136, 53653207, 107306414, 214612828, 429225656, 858451312]

約数ペア:

[(1, 858451312), (2, 429225656), (4, 214612828), (8, 107306414), (16, 53653207), (17, 50497136), (19, 45181648), (34, 25248568), (38, 22590824), (43, 19963984), (68, 12624284), (76, 11295412), (86, 9981992), (136, 6312142), (152, 5647706), (172, 4990996), (272, 3156071), (304, 2823853), (323, 2657744), (344, 2495498), (646, 1328872), (688, 1247749), (731, 1174352), (817, 1050736), (1292, 664436), (1462, 587176), (1634, 525368), (2584, 332218), (2924, 293588), (3268, 262684), (3863, 222224), (5168, 166109), (5848, 146794), (6536, 131342), (7726, 111112), (11696, 73397), (13072, 65671), (13889, 61808), (15452, 55556), (27778, 30904)]