81055250

素因数分解:

$2^1\times 5^3\times {\mathrm{349}}^1\times {\mathrm{929}}^1$

素因数の和:1295

約数の個数: 32

約数和(自身を含む): 152334000

約数和(自身を除く): 71278750

約数列:

[1, 2, 5, 10, 25, 50, 125, 250, 349, 698, 929, 1745, 1858, 3490, 4645, 8725, 9290, 17450, 23225, 43625, 46450, 87250, 116125, 232250, 324221, 648442, 1621105, 3242210, 8105525, 16211050, 40527625, 81055250]

約数ペア:

[(1, 81055250), (2, 40527625), (5, 16211050), (10, 8105525), (25, 3242210), (50, 1621105), (125, 648442), (250, 324221), (349, 232250), (698, 116125), (929, 87250), (1745, 46450), (1858, 43625), (3490, 23225), (4645, 17450), (8725, 9290)]