81868224

素因数分解:

$2^6\times 3^1\times {\mathrm{23}}^1\times {\mathrm{18539}}^1$

素因数の和:18577

約数の個数: 56

約数和(自身を含む): 226039680

約数和(自身を除く): 144171456

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 23, 24, 32, 46, 48, 64, 69, 92, 96, 138, 184, 192, 276, 368, 552, 736, 1104, 1472, 2208, 4416, 18539, 37078, 55617, 74156, 111234, 148312, 222468, 296624, 426397, 444936, 593248, 852794, 889872, 1186496, 1279191, 1705588, 1779744, 2558382, 3411176, 3559488, 5116764, 6822352, 10233528, 13644704, 20467056, 27289408, 40934112, 81868224]

約数ペア:

[(1, 81868224), (2, 40934112), (3, 27289408), (4, 20467056), (6, 13644704), (8, 10233528), (12, 6822352), (16, 5116764), (23, 3559488), (24, 3411176), (32, 2558382), (46, 1779744), (48, 1705588), (64, 1279191), (69, 1186496), (92, 889872), (96, 852794), (138, 593248), (184, 444936), (192, 426397), (276, 296624), (368, 222468), (552, 148312), (736, 111234), (1104, 74156), (1472, 55617), (2208, 37078), (4416, 18539)]