25432865

素因数分解:

$5^1\times {\mathrm{31}}^2\times {\mathrm{67}}^1\times {\mathrm{79}}^1$

素因数の和:213

約数の個数: 24

約数和(自身を含む): 32411520

約数和(自身を除く): 6978655

約数列:

[1, 5, 31, 67, 79, 155, 335, 395, 961, 2077, 2449, 4805, 5293, 10385, 12245, 26465, 64387, 75919, 164083, 321935, 379595, 820415, 5086573, 25432865]

約数ペア:

[(1, 25432865), (5, 5086573), (31, 820415), (67, 379595), (79, 321935), (155, 164083), (335, 75919), (395, 64387), (961, 26465), (2077, 12245), (2449, 10385), (4805, 5293)]