66897568

素因数分解:

$2^5\times {\mathrm{41}}^1\times {\mathrm{50989}}^1$

素因数の和:51040

約数の個数: 24

約数和(自身を含む): 134919540

約数和(自身を除く): 68021972

約数列:

[1, 2, 4, 8, 16, 32, 41, 82, 164, 328, 656, 1312, 50989, 101978, 203956, 407912, 815824, 1631648, 2090549, 4181098, 8362196, 16724392, 33448784, 66897568]

約数ペア:

[(1, 66897568), (2, 33448784), (4, 16724392), (8, 8362196), (16, 4181098), (32, 2090549), (41, 1631648), (82, 815824), (164, 407912), (328, 203956), (656, 101978), (1312, 50989)]