681372025

素因数分解:

$5^2\times {\mathrm{193}}^1\times {\mathrm{283}}^1\times {\mathrm{499}}^1$

素因数の和:985

約数の個数: 24

約数和(自身を含む): 853988000

約数和(自身を除く): 172615975

約数列:

[1, 5, 25, 193, 283, 499, 965, 1415, 2495, 4825, 7075, 12475, 54619, 96307, 141217, 273095, 481535, 706085, 1365475, 2407675, 3530425, 27254881, 136274405, 681372025]

約数ペア:

[(1, 681372025), (5, 136274405), (25, 27254881), (193, 3530425), (283, 2407675), (499, 1365475), (965, 706085), (1415, 481535), (2495, 273095), (4825, 141217), (7075, 96307), (12475, 54619)]