15691550225

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{673}}^1\times {\mathrm{71741}}^1$

素因数の和:72437

約数の個数: 24

約数和(自身を含む): 20985682872

約数和(自身を除く): 5294132647

約数列:

[1, 5, 13, 25, 65, 325, 673, 3365, 8749, 16825, 43745, 71741, 218725, 358705, 932633, 1793525, 4663165, 23315825, 48281693, 241408465, 627662009, 1207042325, 3138310045, 15691550225]

約数ペア:

[(1, 15691550225), (5, 3138310045), (13, 1207042325), (25, 627662009), (65, 241408465), (325, 48281693), (673, 23315825), (3365, 4663165), (8749, 1793525), (16825, 932633), (43745, 358705), (71741, 218725)]