84194800

素因数分解:

$2^4\times 5^2\times {\mathrm{210487}}^1$

素因数の和:210505

約数の個数: 30

約数和(自身を含む): 202278968

約数和(自身を除く): 118084168

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 210487, 420974, 841948, 1052435, 1683896, 2104870, 3367792, 4209740, 5262175, 8419480, 10524350, 16838960, 21048700, 42097400, 84194800]

約数ペア:

[(1, 84194800), (2, 42097400), (4, 21048700), (5, 16838960), (8, 10524350), (10, 8419480), (16, 5262175), (20, 4209740), (25, 3367792), (40, 2104870), (50, 1683896), (80, 1052435), (100, 841948), (200, 420974), (400, 210487)]