83244400

素因数分解:

$2^4\times 5^2\times {\mathrm{208111}}^1$

素因数の和:208129

約数の個数: 30

約数和(自身を含む): 199995632

約数和(自身を除く): 116751232

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 208111, 416222, 832444, 1040555, 1664888, 2081110, 3329776, 4162220, 5202775, 8324440, 10405550, 16648880, 20811100, 41622200, 83244400]

約数ペア:

[(1, 83244400), (2, 41622200), (4, 20811100), (5, 16648880), (8, 10405550), (10, 8324440), (16, 5202775), (20, 4162220), (25, 3329776), (40, 2081110), (50, 1664888), (80, 1040555), (100, 832444), (200, 416222), (400, 208111)]