30526775

素因数分解:

$5^2\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{389}}^1$

素因数の和:515

約数の個数: 24

約数和(自身を含む): 39365040

約数和(自身を除く): 8838265

約数列:

[1, 5, 25, 43, 73, 215, 365, 389, 1075, 1825, 1945, 3139, 9725, 15695, 16727, 28397, 78475, 83635, 141985, 418175, 709925, 1221071, 6105355, 30526775]

約数ペア:

[(1, 30526775), (5, 6105355), (25, 1221071), (43, 709925), (73, 418175), (215, 141985), (365, 83635), (389, 78475), (1075, 28397), (1825, 16727), (1945, 15695), (3139, 9725)]