25696645

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{20807}}^1$

素因数の和:20844

約数の個数: 16

約数和(自身を含む): 34957440

約数和(自身を除く): 9260795

約数列:

[1, 5, 13, 19, 65, 95, 247, 1235, 20807, 104035, 270491, 395333, 1352455, 1976665, 5139329, 25696645]

約数ペア:

[(1, 25696645), (5, 5139329), (13, 1976665), (19, 1352455), (65, 395333), (95, 270491), (247, 104035), (1235, 20807)]