404595325

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{613}}^1\times {\mathrm{1553}}^1$

素因数の和:2193

約数の個数: 24

約数和(自身を含む): 532419048

約数和(自身を除く): 127823723

約数列:

[1, 5, 17, 25, 85, 425, 613, 1553, 3065, 7765, 10421, 15325, 26401, 38825, 52105, 132005, 260525, 660025, 951989, 4759945, 16183813, 23799725, 80919065, 404595325]

約数ペア:

[(1, 404595325), (5, 80919065), (17, 23799725), (25, 16183813), (85, 4759945), (425, 951989), (613, 660025), (1553, 260525), (3065, 132005), (7765, 52105), (10421, 38825), (15325, 26401)]