64770836

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{15767}}^1$

素因数の和:15863

約数の個数: 24

約数和(自身を含む): 123621120

約数和(自身を除く): 58850284

約数列:

[1, 2, 4, 13, 26, 52, 79, 158, 316, 1027, 2054, 4108, 15767, 31534, 63068, 204971, 409942, 819884, 1245593, 2491186, 4982372, 16192709, 32385418, 64770836]

約数ペア:

[(1, 64770836), (2, 32385418), (4, 16192709), (13, 4982372), (26, 2491186), (52, 1245593), (79, 819884), (158, 409942), (316, 204971), (1027, 63068), (2054, 31534), (4108, 15767)]