82679600

素因数分解:

$2^4\times 5^2\times {\mathrm{206699}}^1$

素因数の和:206717

約数の個数: 30

約数和(自身を含む): 198638700

約数和(自身を除く): 115959100

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 206699, 413398, 826796, 1033495, 1653592, 2066990, 3307184, 4133980, 5167475, 8267960, 10334950, 16535920, 20669900, 41339800, 82679600]

約数ペア:

[(1, 82679600), (2, 41339800), (4, 20669900), (5, 16535920), (8, 10334950), (10, 8267960), (16, 5167475), (20, 4133980), (25, 3307184), (40, 2066990), (50, 1653592), (80, 1033495), (100, 826796), (200, 413398), (400, 206699)]