51442490

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{20333}}^1$

素因数の和:20374

約数の個数: 32

約数和(自身を含む): 105411456

約数和(自身を除く): 53968966

約数列:

[1, 2, 5, 10, 11, 22, 23, 46, 55, 110, 115, 230, 253, 506, 1265, 2530, 20333, 40666, 101665, 203330, 223663, 447326, 467659, 935318, 1118315, 2236630, 2338295, 4676590, 5144249, 10288498, 25721245, 51442490]

約数ペア:

[(1, 51442490), (2, 25721245), (5, 10288498), (10, 5144249), (11, 4676590), (22, 2338295), (23, 2236630), (46, 1118315), (55, 935318), (110, 467659), (115, 447326), (230, 223663), (253, 203330), (506, 101665), (1265, 40666), (2530, 20333)]