61781785

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{761}}^1\times {\mathrm{1249}}^1$

素因数の和:2028

約数の個数: 16

約数和(自身を含む): 80010000

約数和(自身を除く): 18228215

約数列:

[1, 5, 13, 65, 761, 1249, 3805, 6245, 9893, 16237, 49465, 81185, 950489, 4752445, 12356357, 61781785]

約数ペア:

[(1, 61781785), (5, 12356357), (13, 4752445), (65, 950489), (761, 81185), (1249, 49465), (3805, 16237), (6245, 9893)]