61275

素因数分解:

$3^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1$

素因数の和:75

約数の個数: 24

約数和(自身を含む): 109120

約数和(自身を除く): 47845

約数列:

[1, 3, 5, 15, 19, 25, 43, 57, 75, 95, 129, 215, 285, 475, 645, 817, 1075, 1425, 2451, 3225, 4085, 12255, 20425, 61275]

約数ペア:

[(1, 61275), (3, 20425), (5, 12255), (15, 4085), (19, 3225), (25, 2451), (43, 1425), (57, 1075), (75, 817), (95, 645), (129, 475), (215, 285)]