339965575

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{42101}}^1$

素因数の和:42147

約数の個数: 24

約数和(自身を含む): 469858320

約数和(自身を除く): 129892745

約数列:

[1, 5, 17, 19, 25, 85, 95, 323, 425, 475, 1615, 8075, 42101, 210505, 715717, 799919, 1052525, 3578585, 3999595, 13598623, 17892925, 19997975, 67993115, 339965575]

約数ペア:

[(1, 339965575), (5, 67993115), (17, 19997975), (19, 17892925), (25, 13598623), (85, 3999595), (95, 3578585), (323, 1052525), (425, 799919), (475, 715717), (1615, 210505), (8075, 42101)]