65880208

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{317}}^1\times {\mathrm{419}}^1$

素因数の和:775

約数の個数: 40

約数和(自身を含む): 132491520

約数和(自身を除く): 66611312

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 317, 419, 496, 634, 838, 1268, 1676, 2536, 3352, 5072, 6704, 9827, 12989, 19654, 25978, 39308, 51956, 78616, 103912, 132823, 157232, 207824, 265646, 531292, 1062584, 2125168, 4117513, 8235026, 16470052, 32940104, 65880208]

約数ペア:

[(1, 65880208), (2, 32940104), (4, 16470052), (8, 8235026), (16, 4117513), (31, 2125168), (62, 1062584), (124, 531292), (248, 265646), (317, 207824), (419, 157232), (496, 132823), (634, 103912), (838, 78616), (1268, 51956), (1676, 39308), (2536, 25978), (3352, 19654), (5072, 12989), (6704, 9827)]