128055425

素因数分解:

$5^2\times {\mathrm{67}}^1\times {\mathrm{89}}^1\times {\mathrm{859}}^1$

素因数の和:1025

約数の個数: 24

約数和(自身を含む): 163159200

約数和(自身を除く): 35103775

約数列:

[1, 5, 25, 67, 89, 335, 445, 859, 1675, 2225, 4295, 5963, 21475, 29815, 57553, 76451, 149075, 287765, 382255, 1438825, 1911275, 5122217, 25611085, 128055425]

約数ペア:

[(1, 128055425), (5, 25611085), (25, 5122217), (67, 1911275), (89, 1438825), (335, 382255), (445, 287765), (859, 149075), (1675, 76451), (2225, 57553), (4295, 29815), (5963, 21475)]