78889491728

素因数分解:

$2^4\times {\mathrm{19}}^2\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{5483}}^1$

素因数の和:5629

約数の個数: 120

約数和(自身を含む): 167887790208

約数和(自身を除く): 88998298480

約数列:

[1, 2, 4, 8, 16, 19, 38, 47, 53, 76, 94, 106, 152, 188, 212, 304, 361, 376, 424, 722, 752, 848, 893, 1007, 1444, 1786, 2014, 2491, 2888, 3572, 4028, 4982, 5483, 5776, 7144, 8056, 9964, 10966, 14288, 16112, 16967, 19133, 19928, 21932, 33934, 38266, 39856, 43864, 47329, 67868, 76532, 87728, 94658, 104177, 135736, 153064, 189316, 208354, 257701, 271472, 290599, 306128, 378632, 416708, 515402, 581198, 757264, 833416, 899251, 1030804, 1162396, 1666832, 1798502, 1979363, 2061608, 2324792, 3597004, 3958726, 4123216, 4649584, 4896319, 5521381, 7194008, 7917452, 9792638, 11042762, 13658153, 14388016, 15834904, 19585276, 22085524, 27316306, 31669808, 39170552, 44171048, 54632612, 78341104, 88342096, 93030061, 104906239, 109265224, 186060122, 209812478, 218530448, 259504907, 372120244, 419624956, 519009814, 744240488, 839249912, 1038019628, 1488480976, 1678499824, 2076039256, 4152078512, 4930593233, 9861186466, 19722372932, 39444745864, 78889491728]

約数ペア:

[(1, 78889491728), (2, 39444745864), (4, 19722372932), (8, 9861186466), (16, 4930593233), (19, 4152078512), (38, 2076039256), (47, 1678499824), (53, 1488480976), (76, 1038019628), (94, 839249912), (106, 744240488), (152, 519009814), (188, 419624956), (212, 372120244), (304, 259504907), (361, 218530448), (376, 209812478), (424, 186060122), (722, 109265224), (752, 104906239), (848, 93030061), (893, 88342096), (1007, 78341104), (1444, 54632612), (1786, 44171048), (2014, 39170552), (2491, 31669808), (2888, 27316306), (3572, 22085524), (4028, 19585276), (4982, 15834904), (5483, 14388016), (5776, 13658153), (7144, 11042762), (8056, 9792638), (9964, 7917452), (10966, 7194008), (14288, 5521381), (16112, 4896319), (16967, 4649584), (19133, 4123216), (19928, 3958726), (21932, 3597004), (33934, 2324792), (38266, 2061608), (39856, 1979363), (43864, 1798502), (47329, 1666832), (67868, 1162396), (76532, 1030804), (87728, 899251), (94658, 833416), (104177, 757264), (135736, 581198), (153064, 515402), (189316, 416708), (208354, 378632), (257701, 306128), (271472, 290599)]