199968385

素因数分解:

$5^1\times {\mathrm{101}}^1\times {\mathrm{359}}^1\times {\mathrm{1103}}^1$

素因数の和:1568

約数の個数: 16

約数和(自身を含む): 243233280

約数和(自身を除く): 43264895

約数列:

[1, 5, 101, 359, 505, 1103, 1795, 5515, 36259, 111403, 181295, 395977, 557015, 1979885, 39993677, 199968385]

約数ペア:

[(1, 199968385), (5, 39993677), (101, 1979885), (359, 557015), (505, 395977), (1103, 181295), (1795, 111403), (5515, 36259)]