12875600

素因数分解:

$2^4\times 5^2\times {\mathrm{32189}}^1$

素因数の和:32207

約数の個数: 30

約数和(自身を含む): 30934590

約数和(自身を除く): 18058990

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 32189, 64378, 128756, 160945, 257512, 321890, 515024, 643780, 804725, 1287560, 1609450, 2575120, 3218900, 6437800, 12875600]

約数ペア:

[(1, 12875600), (2, 6437800), (4, 3218900), (5, 2575120), (8, 1609450), (10, 1287560), (16, 804725), (20, 643780), (25, 515024), (40, 321890), (50, 257512), (80, 160945), (100, 128756), (200, 64378), (400, 32189)]