266720979005

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{33533}}^1\times {\mathrm{9413}}^1$

素因数の和:42977

約数の個数: 24

約数和(自身を含む): 346626605448

約数和(自身を除く): 79905626443

約数列:

[1, 5, 13, 65, 169, 845, 9413, 33533, 47065, 122369, 167665, 435929, 611845, 1590797, 2179645, 5667077, 7953985, 28335385, 315646129, 1578230645, 4103399677, 20516998385, 53344195801, 266720979005]

約数ペア:

[(1, 266720979005), (5, 53344195801), (13, 20516998385), (65, 4103399677), (169, 1578230645), (845, 315646129), (9413, 28335385), (33533, 7953985), (47065, 5667077), (122369, 2179645), (167665, 1590797), (435929, 611845)]