220160455

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{55109}}^1$

素因数の和:55178

約数の個数: 16

約数和(自身を含む): 285690240

約数和(自身を除く): 65529785

約数列:

[1, 5, 17, 47, 85, 235, 799, 3995, 55109, 275545, 936853, 2590123, 4684265, 12950615, 44032091, 220160455]

約数ペア:

[(1, 220160455), (5, 44032091), (17, 12950615), (47, 4684265), (85, 2590123), (235, 936853), (799, 275545), (3995, 55109)]