30386800

素因数分解:

$2^4\times 5^2\times {\mathrm{75967}}^1$

素因数の和:75985

約数の個数: 30

約数和(自身を含む): 73005248

約数和(自身を除く): 42618448

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 75967, 151934, 303868, 379835, 607736, 759670, 1215472, 1519340, 1899175, 3038680, 3798350, 6077360, 7596700, 15193400, 30386800]

約数ペア:

[(1, 30386800), (2, 15193400), (4, 7596700), (5, 6077360), (8, 3798350), (10, 3038680), (16, 1899175), (20, 1519340), (25, 1215472), (40, 759670), (50, 607736), (80, 379835), (100, 303868), (200, 151934), (400, 75967)]