81259256

素因数分解:

$2^3\times {\mathrm{13}}^2\times {\mathrm{60103}}^1$

素因数の和:60135

約数の個数: 24

約数和(自身を含む): 164985480

約数和(自身を除く): 83726224

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 169, 338, 676, 1352, 60103, 120206, 240412, 480824, 781339, 1562678, 3125356, 6250712, 10157407, 20314814, 40629628, 81259256]

約数ペア:

[(1, 81259256), (2, 40629628), (4, 20314814), (8, 10157407), (13, 6250712), (26, 3125356), (52, 1562678), (104, 781339), (169, 480824), (338, 240412), (676, 120206), (1352, 60103)]