66321070

素因数分解:

$2^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{47713}}^1$

素因数の和:47859

約数の個数: 16

約数和(自身を含む): 120239280

約数和(自身を除く): 53918210

約数列:

[1, 2, 5, 10, 139, 278, 695, 1390, 47713, 95426, 238565, 477130, 6632107, 13264214, 33160535, 66321070]

約数ペア:

[(1, 66321070), (2, 33160535), (5, 13264214), (10, 6632107), (139, 477130), (278, 238565), (695, 95426), (1390, 47713)]