90121085

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{25639}}^1$

素因数の和:25700

約数の個数: 16

約数和(自身を含む): 116918400

約数和(自身を除く): 26797315

約数列:

[1, 5, 19, 37, 95, 185, 703, 3515, 25639, 128195, 487141, 948643, 2435705, 4743215, 18024217, 90121085]

約数ペア:

[(1, 90121085), (5, 18024217), (19, 4743215), (37, 2435705), (95, 948643), (185, 487141), (703, 128195), (3515, 25639)]