128220475

素因数分解:

$5^2\times {\mathrm{61}}^1\times {\mathrm{83}}^1\times {\mathrm{1013}}^1$

素因数の和:1167

約数の個数: 24

約数和(自身を含む): 163708272

約数和(自身を除く): 35487797

約数列:

[1, 5, 25, 61, 83, 305, 415, 1013, 1525, 2075, 5063, 5065, 25315, 25325, 61793, 84079, 126575, 308965, 420395, 1544825, 2101975, 5128819, 25644095, 128220475]

約数ペア:

[(1, 128220475), (5, 25644095), (25, 5128819), (61, 2101975), (83, 1544825), (305, 420395), (415, 308965), (1013, 126575), (1525, 84079), (2075, 61793), (5063, 25325), (5065, 25315)]