18341725

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{103}}^1\times {\mathrm{419}}^1$

素因数の和:549

約数の個数: 24

約数和(自身を含む): 24373440

約数和(自身を除く): 6031715

約数列:

[1, 5, 17, 25, 85, 103, 419, 425, 515, 1751, 2095, 2575, 7123, 8755, 10475, 35615, 43157, 43775, 178075, 215785, 733669, 1078925, 3668345, 18341725]

約数ペア:

[(1, 18341725), (5, 3668345), (17, 1078925), (25, 733669), (85, 215785), (103, 178075), (419, 43775), (425, 43157), (515, 35615), (1751, 10475), (2095, 8755), (2575, 7123)]