68852680

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{132409}}^1$

素因数の和:132433

約数の個数: 32

約数和(自身を含む): 166836600

約数和(自身を除く): 97983920

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 132409, 264818, 529636, 662045, 1059272, 1324090, 1721317, 2648180, 3442634, 5296360, 6885268, 8606585, 13770536, 17213170, 34426340, 68852680]

約数ペア:

[(1, 68852680), (2, 34426340), (4, 17213170), (5, 13770536), (8, 8606585), (10, 6885268), (13, 5296360), (20, 3442634), (26, 2648180), (40, 1721317), (52, 1324090), (65, 1059272), (104, 662045), (130, 529636), (260, 264818), (520, 132409)]