80689908

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{517243}}^1$

素因数の和:517263

約数の個数: 24

約数和(自身を含む): 202759648

約数和(自身を除く): 122069740

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 517243, 1034486, 1551729, 2068972, 3103458, 6206916, 6724159, 13448318, 20172477, 26896636, 40344954, 80689908]

約数ペア:

[(1, 80689908), (2, 40344954), (3, 26896636), (4, 20172477), (6, 13448318), (12, 6724159), (13, 6206916), (26, 3103458), (39, 2068972), (52, 1551729), (78, 1034486), (156, 517243)]