68706508

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{197}}^1\times {\mathrm{353}}^1$

素因数の和:586

約数の個数: 48

約数和(自身を含む): 137380320

約数和(自身を除く): 68673812

約数列:

[1, 2, 4, 13, 19, 26, 38, 52, 76, 197, 247, 353, 394, 494, 706, 788, 988, 1412, 2561, 3743, 4589, 5122, 6707, 7486, 9178, 10244, 13414, 14972, 18356, 26828, 48659, 69541, 87191, 97318, 139082, 174382, 194636, 278164, 348764, 904033, 1321279, 1808066, 2642558, 3616132, 5285116, 17176627, 34353254, 68706508]

約数ペア:

[(1, 68706508), (2, 34353254), (4, 17176627), (13, 5285116), (19, 3616132), (26, 2642558), (38, 1808066), (52, 1321279), (76, 904033), (197, 348764), (247, 278164), (353, 194636), (394, 174382), (494, 139082), (706, 97318), (788, 87191), (988, 69541), (1412, 48659), (2561, 26828), (3743, 18356), (4589, 14972), (5122, 13414), (6707, 10244), (7486, 9178)]