68950856

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{409}}^1\times {\mathrm{1621}}^1$

素因数の和:2049

約数の個数: 32

約数和(自身を含む): 139654200

約数和(自身を除く): 70703344

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 409, 818, 1621, 1636, 3242, 3272, 5317, 6484, 10634, 12968, 21073, 21268, 42146, 42536, 84292, 168584, 662989, 1325978, 2651956, 5303912, 8618857, 17237714, 34475428, 68950856]

約数ペア:

[(1, 68950856), (2, 34475428), (4, 17237714), (8, 8618857), (13, 5303912), (26, 2651956), (52, 1325978), (104, 662989), (409, 168584), (818, 84292), (1621, 42536), (1636, 42146), (3242, 21268), (3272, 21073), (5317, 12968), (6484, 10634)]