68799536

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{330767}}^1$

素因数の和:330788

約数の個数: 20

約数和(自身を含む): 143553312

約数和(自身を除く): 74753776

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 330767, 661534, 1323068, 2646136, 4299971, 5292272, 8599942, 17199884, 34399768, 68799536]

約数ペア:

[(1, 68799536), (2, 34399768), (4, 17199884), (8, 8599942), (13, 5292272), (16, 4299971), (26, 2646136), (52, 1323068), (104, 661534), (208, 330767)]