68849015

素因数分解:

$5^1\times {\mathrm{131}}^1\times {\mathrm{257}}^1\times {\mathrm{409}}^1$

素因数の和:802

約数の個数: 16

約数和(自身を含む): 83777760

約数和(自身を除く): 14928745

約数列:

[1, 5, 131, 257, 409, 655, 1285, 2045, 33667, 53579, 105113, 168335, 267895, 525565, 13769803, 68849015]

約数ペア:

[(1, 68849015), (5, 13769803), (131, 525565), (257, 267895), (409, 168335), (655, 105113), (1285, 53579), (2045, 33667)]