65925925

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{1861}}^1$

素因数の和:1993

約数の個数: 24

約数和(自身を含む): 88891880

約数和(自身を除く): 22965955

約数列:

[1, 5, 13, 25, 65, 109, 325, 545, 1417, 1861, 2725, 7085, 9305, 24193, 35425, 46525, 120965, 202849, 604825, 1014245, 2637037, 5071225, 13185185, 65925925]

約数ペア:

[(1, 65925925), (5, 13185185), (13, 5071225), (25, 2637037), (65, 1014245), (109, 604825), (325, 202849), (545, 120965), (1417, 46525), (1861, 35425), (2725, 24193), (7085, 9305)]