81605933144

素因数分解:

$2^3\times {\mathrm{387169}}^1\times {\mathrm{26347}}^1$

素因数の和:413522

約数の個数: 16

約数和(自身を含む): 153017327400

約数和(自身を除く): 71411394256

約数列:

[1, 2, 4, 8, 26347, 52694, 105388, 210776, 387169, 774338, 1548676, 3097352, 10200741643, 20401483286, 40802966572, 81605933144]

約数ペア:

[(1, 81605933144), (2, 40802966572), (4, 20401483286), (8, 10200741643), (26347, 3097352), (52694, 1548676), (105388, 774338), (210776, 387169)]