203419900

素因数分解:

$2^2\times 5^2\times {\mathrm{487}}^1\times {\mathrm{4177}}^1$

素因数の和:4678

約数の個数: 36

約数和(自身を含む): 442433488

約数和(自身を除く): 239013588

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 487, 974, 1948, 2435, 4177, 4870, 8354, 9740, 12175, 16708, 20885, 24350, 41770, 48700, 83540, 104425, 208850, 417700, 2034199, 4068398, 8136796, 10170995, 20341990, 40683980, 50854975, 101709950, 203419900]

約数ペア:

[(1, 203419900), (2, 101709950), (4, 50854975), (5, 40683980), (10, 20341990), (20, 10170995), (25, 8136796), (50, 4068398), (100, 2034199), (487, 417700), (974, 208850), (1948, 104425), (2435, 83540), (4177, 48700), (4870, 41770), (8354, 24350), (9740, 20885), (12175, 16708)]