80883325

素因数分解:

$5^2\times {\mathrm{101}}^1\times {\mathrm{103}}^1\times {\mathrm{311}}^1$

素因数の和:525

約数の個数: 24

約数和(自身を含む): 102600576

約数和(自身を除く): 21717251

約数列:

[1, 5, 25, 101, 103, 311, 505, 515, 1555, 2525, 2575, 7775, 10403, 31411, 32033, 52015, 157055, 160165, 260075, 785275, 800825, 3235333, 16176665, 80883325]

約数ペア:

[(1, 80883325), (5, 16176665), (25, 3235333), (101, 800825), (103, 785275), (311, 260075), (505, 160165), (515, 157055), (1555, 52015), (2525, 32033), (2575, 31411), (7775, 10403)]