65938405

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{509}}^1\times {\mathrm{1993}}^1$

素因数の和:2520

約数の個数: 16

約数和(自身を含む): 85422960

約数和(自身を除く): 19484555

約数列:

[1, 5, 13, 65, 509, 1993, 2545, 6617, 9965, 25909, 33085, 129545, 1014437, 5072185, 13187681, 65938405]

約数ペア:

[(1, 65938405), (5, 13187681), (13, 5072185), (65, 1014437), (509, 129545), (1993, 33085), (2545, 25909), (6617, 9965)]