64119748

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{409}}^1\times {\mathrm{509}}^1$

素因数の和:940

約数の個数: 48

約数和(自身を含む): 140515200

約数和(自身を除く): 76395452

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 154, 308, 409, 509, 818, 1018, 1636, 2036, 2863, 3563, 4499, 5599, 5726, 7126, 8998, 11198, 11452, 14252, 17996, 22396, 31493, 39193, 62986, 78386, 125972, 156772, 208181, 416362, 832724, 1457267, 2289991, 2914534, 4579982, 5829068, 9159964, 16029937, 32059874, 64119748]

約数ペア:

[(1, 64119748), (2, 32059874), (4, 16029937), (7, 9159964), (11, 5829068), (14, 4579982), (22, 2914534), (28, 2289991), (44, 1457267), (77, 832724), (154, 416362), (308, 208181), (409, 156772), (509, 125972), (818, 78386), (1018, 62986), (1636, 39193), (2036, 31493), (2863, 22396), (3563, 17996), (4499, 14252), (5599, 11452), (5726, 11198), (7126, 8998)]