220758265

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{251}}^1\times {\mathrm{1933}}^1$

素因数の和:2209

約数の個数: 32

約数和(自身を含む): 327511296

約数和(自身を除く): 106753031

約数列:

[1, 5, 7, 13, 35, 65, 91, 251, 455, 1255, 1757, 1933, 3263, 8785, 9665, 13531, 16315, 22841, 25129, 67655, 114205, 125645, 175903, 485183, 879515, 2425915, 3396281, 6307379, 16981405, 31536895, 44151653, 220758265]

約数ペア:

[(1, 220758265), (5, 44151653), (7, 31536895), (13, 16981405), (35, 6307379), (65, 3396281), (91, 2425915), (251, 879515), (455, 485183), (1255, 175903), (1757, 125645), (1933, 114205), (3263, 67655), (8785, 25129), (9665, 22841), (13531, 16315)]