51650015

素因数分解:

$5^1\times {\mathrm{29}}^2\times {\mathrm{71}}^1\times {\mathrm{173}}^1$

素因数の和:307

約数の個数: 24

約数和(自身を含む): 65471328

約数和(自身を除く): 13821313

約数列:

[1, 5, 29, 71, 145, 173, 355, 841, 865, 2059, 4205, 5017, 10295, 12283, 25085, 59711, 61415, 145493, 298555, 356207, 727465, 1781035, 10330003, 51650015]

約数ペア:

[(1, 51650015), (5, 10330003), (29, 1781035), (71, 727465), (145, 356207), (173, 298555), (355, 145493), (841, 61415), (865, 59711), (2059, 25085), (4205, 12283), (5017, 10295)]