25152080

素因数分解:

$2^4\times 5^1\times {\mathrm{314401}}^1$

素因数の和:314414

約数の個数: 20

約数和(自身を含む): 58478772

約数和(自身を除く): 33326692

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 314401, 628802, 1257604, 1572005, 2515208, 3144010, 5030416, 6288020, 12576040, 25152080]

約数ペア:

[(1, 25152080), (2, 12576040), (4, 6288020), (5, 5030416), (8, 3144010), (10, 2515208), (16, 1572005), (20, 1257604), (40, 628802), (80, 314401)]