25288660

素因数分解:

$2^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{17321}}^1$

素因数の和:17403

約数の個数: 24

約数和(自身を含む): 53836776

約数和(自身を除く): 28548116

約数列:

[1, 2, 4, 5, 10, 20, 73, 146, 292, 365, 730, 1460, 17321, 34642, 69284, 86605, 173210, 346420, 1264433, 2528866, 5057732, 6322165, 12644330, 25288660]

約数ペア:

[(1, 25288660), (2, 12644330), (4, 6322165), (5, 5057732), (10, 2528866), (20, 1264433), (73, 346420), (146, 173210), (292, 86605), (365, 69284), (730, 34642), (1460, 17321)]