81392488576

素因数分解:

$2^7\times 7^1\times {\mathrm{1667}}^1\times {\mathrm{54493}}^1$

素因数の和:56181

約数の個数: 64

約数和(自身を含む): 185427823680

約数和(自身を除く): 104035335104

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 448, 896, 1667, 3334, 6668, 11669, 13336, 23338, 26672, 46676, 53344, 54493, 93352, 106688, 108986, 186704, 213376, 217972, 373408, 381451, 435944, 746816, 762902, 871888, 1493632, 1525804, 1743776, 3051608, 3487552, 6103216, 6975104, 12206432, 24412864, 48825728, 90839831, 181679662, 363359324, 635878817, 726718648, 1271757634, 1453437296, 2543515268, 2906874592, 5087030536, 5813749184, 10174061072, 11627498368, 20348122144, 40696244288, 81392488576]

約数ペア:

[(1, 81392488576), (2, 40696244288), (4, 20348122144), (7, 11627498368), (8, 10174061072), (14, 5813749184), (16, 5087030536), (28, 2906874592), (32, 2543515268), (56, 1453437296), (64, 1271757634), (112, 726718648), (128, 635878817), (224, 363359324), (448, 181679662), (896, 90839831), (1667, 48825728), (3334, 24412864), (6668, 12206432), (11669, 6975104), (13336, 6103216), (23338, 3487552), (26672, 3051608), (46676, 1743776), (53344, 1525804), (54493, 1493632), (93352, 871888), (106688, 762902), (108986, 746816), (186704, 435944), (213376, 381451), (217972, 373408)]