25977080

素因数分解:

$2^3\times 5^1\times {\mathrm{649427}}^1$

素因数の和:649438

約数の個数: 16

約数和(自身を含む): 58448520

約数和(自身を除く): 32471440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 649427, 1298854, 2597708, 3247135, 5195416, 6494270, 12988540, 25977080]

約数ペア:

[(1, 25977080), (2, 12988540), (4, 6494270), (5, 5195416), (8, 3247135), (10, 2597708), (20, 1298854), (40, 649427)]