25512280

素因数分解:

$2^3\times 5^1\times {\mathrm{571}}^1\times {\mathrm{1117}}^1$

素因数の和:1699

約数の個数: 32

約数和(自身を含む): 57554640

約数和(自身を除く): 32042360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 571, 1117, 1142, 2234, 2284, 2855, 4468, 4568, 5585, 5710, 8936, 11170, 11420, 22340, 22840, 44680, 637807, 1275614, 2551228, 3189035, 5102456, 6378070, 12756140, 25512280]

約数ペア:

[(1, 25512280), (2, 12756140), (4, 6378070), (5, 5102456), (8, 3189035), (10, 2551228), (20, 1275614), (40, 637807), (571, 44680), (1117, 22840), (1142, 22340), (2234, 11420), (2284, 11170), (2855, 8936), (4468, 5710), (4568, 5585)]