61391564

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{67}}^2\times {\mathrm{263}}^1$

素因数の和:414

約数の個数: 36

約数和(自身を含む): 117898704

約数和(自身を除く): 56507140

約数列:

[1, 2, 4, 13, 26, 52, 67, 134, 263, 268, 526, 871, 1052, 1742, 3419, 3484, 4489, 6838, 8978, 13676, 17621, 17956, 35242, 58357, 70484, 116714, 229073, 233428, 458146, 916292, 1180607, 2361214, 4722428, 15347891, 30695782, 61391564]

約数ペア:

[(1, 61391564), (2, 30695782), (4, 15347891), (13, 4722428), (26, 2361214), (52, 1180607), (67, 916292), (134, 458146), (263, 233428), (268, 229073), (526, 116714), (871, 70484), (1052, 58357), (1742, 35242), (3419, 17956), (3484, 17621), (4489, 13676), (6838, 8978)]