28682725

素因数分解:

$5^2\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{601}}^1$

素因数の和:717

約数の個数: 24

約数和(自身を含む): 37622592

約数和(自身を除く): 8939867

約数列:

[1, 5, 23, 25, 83, 115, 415, 575, 601, 1909, 2075, 3005, 9545, 13823, 15025, 47725, 49883, 69115, 249415, 345575, 1147309, 1247075, 5736545, 28682725]

約数ペア:

[(1, 28682725), (5, 5736545), (23, 1247075), (25, 1147309), (83, 345575), (115, 249415), (415, 69115), (575, 49883), (601, 47725), (1909, 15025), (2075, 13823), (3005, 9545)]