161359745

素因数分解:

$5^1\times {\mathrm{107}}^1\times {\mathrm{197}}^1\times {\mathrm{1531}}^1$

素因数の和:1840

約数の個数: 16

約数和(自身を含む): 196561728

約数和(自身を除く): 35201983

約数列:

[1, 5, 107, 197, 535, 985, 1531, 7655, 21079, 105395, 163817, 301607, 819085, 1508035, 32271949, 161359745]

約数ペア:

[(1, 161359745), (5, 32271949), (107, 1508035), (197, 819085), (535, 301607), (985, 163817), (1531, 105395), (7655, 21079)]