66565075

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{3259}}^1$

素因数の和:3331

約数の個数: 24

約数和(自身を含む): 88932800

約数和(自身を除く): 22367725

約数列:

[1, 5, 19, 25, 43, 95, 215, 475, 817, 1075, 3259, 4085, 16295, 20425, 61921, 81475, 140137, 309605, 700685, 1548025, 2662603, 3503425, 13313015, 66565075]

約数ペア:

[(1, 66565075), (5, 13313015), (19, 3503425), (25, 2662603), (43, 1548025), (95, 700685), (215, 309605), (475, 140137), (817, 81475), (1075, 61921), (3259, 20425), (4085, 16295)]