9890575

素因数分解:

$5^2\times {\mathrm{23}}^1\times {\mathrm{103}}^1\times {\mathrm{167}}^1$

素因数の和:303

約数の個数: 24

約数和(自身を含む): 12999168

約数和(自身を除く): 3108593

約数列:

[1, 5, 23, 25, 103, 115, 167, 515, 575, 835, 2369, 2575, 3841, 4175, 11845, 17201, 19205, 59225, 86005, 96025, 395623, 430025, 1978115, 9890575]

約数ペア:

[(1, 9890575), (5, 1978115), (23, 430025), (25, 395623), (103, 96025), (115, 86005), (167, 59225), (515, 19205), (575, 17201), (835, 11845), (2369, 4175), (2575, 3841)]