68720245

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{65761}}^1$

素因数の和:65796

約数の個数: 16

約数和(自身を含む): 94697280

約数和(自身を除く): 25977035

約数列:

[1, 5, 11, 19, 55, 95, 209, 1045, 65761, 328805, 723371, 1249459, 3616855, 6247295, 13744049, 68720245]

約数ペア:

[(1, 68720245), (5, 13744049), (11, 6247295), (19, 3616855), (55, 1249459), (95, 723371), (209, 328805), (1045, 65761)]