85146800

素因数分解:

$2^4\times 5^2\times {\mathrm{212867}}^1$

素因数の和:212885

約数の個数: 30

約数和(自身を含む): 204566148

約数和(自身を除く): 119419348

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 212867, 425734, 851468, 1064335, 1702936, 2128670, 3405872, 4257340, 5321675, 8514680, 10643350, 17029360, 21286700, 42573400, 85146800]

約数ペア:

[(1, 85146800), (2, 42573400), (4, 21286700), (5, 17029360), (8, 10643350), (10, 8514680), (16, 5321675), (20, 4257340), (25, 3405872), (40, 2128670), (50, 1702936), (80, 1064335), (100, 851468), (200, 425734), (400, 212867)]