2015256875

素因数分解:

$5^4\times {\mathrm{349}}^1\times {\mathrm{9239}}^1$

素因数の和:9608

約数の個数: 20

約数和(自身を含む): 2525754000

約数和(自身を除く): 510497125

約数列:

[1, 5, 25, 125, 349, 625, 1745, 8725, 9239, 43625, 46195, 218125, 230975, 1154875, 3224411, 5774375, 16122055, 80610275, 403051375, 2015256875]

約数ペア:

[(1, 2015256875), (5, 403051375), (25, 80610275), (125, 16122055), (349, 5774375), (625, 3224411), (1745, 1154875), (8725, 230975), (9239, 218125), (43625, 46195)]