90570800

素因数分解:

$2^4\times 5^2\times {\mathrm{226427}}^1$

素因数の和:226445

約数の個数: 30

約数和(自身を含む): 217597308

約数和(自身を除く): 127026508

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 226427, 452854, 905708, 1132135, 1811416, 2264270, 3622832, 4528540, 5660675, 9057080, 11321350, 18114160, 22642700, 45285400, 90570800]

約数ペア:

[(1, 90570800), (2, 45285400), (4, 22642700), (5, 18114160), (8, 11321350), (10, 9057080), (16, 5660675), (20, 4528540), (25, 3622832), (40, 2264270), (50, 1811416), (80, 1132135), (100, 905708), (200, 452854), (400, 226427)]