83120830

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{639391}}^1$

素因数の和:639411

約数の個数: 16

約数和(自身を含む): 161126784

約数和(自身を除く): 78005954

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 639391, 1278782, 3196955, 6393910, 8312083, 16624166, 41560415, 83120830]

約数ペア:

[(1, 83120830), (2, 41560415), (5, 16624166), (10, 8312083), (13, 6393910), (26, 3196955), (65, 1278782), (130, 639391)]