206870800

素因数分解:

$2^4\times 5^2\times {\mathrm{517177}}^1$

素因数の和:517195

約数の個数: 30

約数和(自身を含む): 497008058

約数和(自身を除く): 290137258

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 517177, 1034354, 2068708, 2585885, 4137416, 5171770, 8274832, 10343540, 12929425, 20687080, 25858850, 41374160, 51717700, 103435400, 206870800]

約数ペア:

[(1, 206870800), (2, 103435400), (4, 51717700), (5, 41374160), (8, 25858850), (10, 20687080), (16, 12929425), (20, 10343540), (25, 8274832), (40, 5171770), (50, 4137416), (80, 2585885), (100, 2068708), (200, 1034354), (400, 517177)]