2560986415

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1270961}}^1$

素因数の和:1271010

約数の個数: 16

約数和(自身を含む): 3416345856

約数和(自身を除く): 855359441

約数列:

[1, 5, 13, 31, 65, 155, 403, 2015, 1270961, 6354805, 16522493, 39399791, 82612465, 196998955, 512197283, 2560986415]

約数ペア:

[(1, 2560986415), (5, 512197283), (13, 196998955), (31, 82612465), (65, 39399791), (155, 16522493), (403, 6354805), (2015, 1270961)]