66321260

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^2\times {\mathrm{3943}}^1$

素因数の和:4010

約数の個数: 36

約数和(自身を含む): 144279408

約数和(自身を除く): 77958148

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 841, 1682, 3364, 3943, 4205, 7886, 8410, 15772, 16820, 19715, 39430, 78860, 114347, 228694, 457388, 571735, 1143470, 2286940, 3316063, 6632126, 13264252, 16580315, 33160630, 66321260]

約数ペア:

[(1, 66321260), (2, 33160630), (4, 16580315), (5, 13264252), (10, 6632126), (20, 3316063), (29, 2286940), (58, 1143470), (116, 571735), (145, 457388), (290, 228694), (580, 114347), (841, 78860), (1682, 39430), (3364, 19715), (3943, 16820), (4205, 15772), (7886, 8410)]