11781425

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{1459}}^1$

素因数の和:1505

約数の個数: 24

約数和(自身を含む): 16293600

約数和(自身を除く): 4512175

約数列:

[1, 5, 17, 19, 25, 85, 95, 323, 425, 475, 1459, 1615, 7295, 8075, 24803, 27721, 36475, 124015, 138605, 471257, 620075, 693025, 2356285, 11781425]

約数ペア:

[(1, 11781425), (5, 2356285), (17, 693025), (19, 620075), (25, 471257), (85, 138605), (95, 124015), (323, 36475), (425, 27721), (475, 24803), (1459, 8075), (1615, 7295)]