65494090

素因数分解:

$2^1\times 5^1\times {\mathrm{1289}}^1\times {\mathrm{5081}}^1$

素因数の和:6377

約数の個数: 16

約数和(自身を含む): 118004040

約数和(自身を除く): 52509950

約数列:

[1, 2, 5, 10, 1289, 2578, 5081, 6445, 10162, 12890, 25405, 50810, 6549409, 13098818, 32747045, 65494090]

約数ペア:

[(1, 65494090), (2, 32747045), (5, 13098818), (10, 6549409), (1289, 50810), (2578, 25405), (5081, 12890), (6445, 10162)]