380957425

素因数分解:

$5^2\times {\mathrm{43}}^1\times {\mathrm{389}}^1\times {\mathrm{911}}^1$

素因数の和:1353

約数の個数: 24

約数和(自身を含む): 485147520

約数和(自身を除く): 104190095

約数列:

[1, 5, 25, 43, 215, 389, 911, 1075, 1945, 4555, 9725, 16727, 22775, 39173, 83635, 195865, 354379, 418175, 979325, 1771895, 8859475, 15238297, 76191485, 380957425]

約数ペア:

[(1, 380957425), (5, 76191485), (25, 15238297), (43, 8859475), (215, 1771895), (389, 979325), (911, 418175), (1075, 354379), (1945, 195865), (4555, 83635), (9725, 39173), (16727, 22775)]