13300000025

素因数分解:

$5^2\times {\mathrm{13}}^2\times {\mathrm{3147929}}^1$

素因数の和:3147965

約数の個数: 18

約数和(自身を含む): 17858206890

約数和(自身を除く): 4558206865

約数列:

[1, 5, 13, 25, 65, 169, 325, 845, 4225, 3147929, 15739645, 40923077, 78698225, 204615385, 532000001, 1023076925, 2660000005, 13300000025]

約数ペア:

[(1, 13300000025), (5, 2660000005), (13, 1023076925), (25, 532000001), (65, 204615385), (169, 78698225), (325, 40923077), (845, 15739645), (4225, 3147929)]