30178475

素因数分解:

$5^2\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{419}}^1$

素因数の和:539

約数の個数: 24

約数和(自身を含む): 38955840

約数和(自身を除く): 8777365

約数列:

[1, 5, 25, 43, 67, 215, 335, 419, 1075, 1675, 2095, 2881, 10475, 14405, 18017, 28073, 72025, 90085, 140365, 450425, 701825, 1207139, 6035695, 30178475]

約数ペア:

[(1, 30178475), (5, 6035695), (25, 1207139), (43, 701825), (67, 450425), (215, 140365), (335, 90085), (419, 72025), (1075, 28073), (1675, 18017), (2095, 14405), (2881, 10475)]