80570425

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{173}}^1\times {\mathrm{1433}}^1$

素因数の和:1629

約数の個数: 24

約数和(自身を含む): 108289944

約数和(自身を除く): 27719519

約数列:

[1, 5, 13, 25, 65, 173, 325, 865, 1433, 2249, 4325, 7165, 11245, 18629, 35825, 56225, 93145, 247909, 465725, 1239545, 3222817, 6197725, 16114085, 80570425]

約数ペア:

[(1, 80570425), (5, 16114085), (13, 6197725), (25, 3222817), (65, 1239545), (173, 465725), (325, 247909), (865, 93145), (1433, 56225), (2249, 35825), (4325, 18629), (7165, 11245)]