83784425

素因数分解:

$5^2\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{1321}}^1$

素因数の和:1433

約数の個数: 24

約数和(自身を含む): 108192480

約数和(自身を除く): 24408055

約数列:

[1, 5, 25, 43, 59, 215, 295, 1075, 1321, 1475, 2537, 6605, 12685, 33025, 56803, 63425, 77939, 284015, 389695, 1420075, 1948475, 3351377, 16756885, 83784425]

約数ペア:

[(1, 83784425), (5, 16756885), (25, 3351377), (43, 1948475), (59, 1420075), (215, 389695), (295, 284015), (1075, 77939), (1321, 63425), (1475, 56803), (2537, 33025), (6605, 12685)]