2685123025

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{8261917}}^1$

素因数の和:8261940

約数の個数: 12

約数和(自身を含む): 3585672412

約数和(自身を除く): 900549387

約数列:

[1, 5, 13, 25, 65, 325, 8261917, 41309585, 107404921, 206547925, 537024605, 2685123025]

約数ペア:

[(1, 2685123025), (5, 537024605), (13, 206547925), (25, 107404921), (65, 41309585), (325, 8261917)]