66100120

素因数分解:

$2^3\times 5^1\times {\mathrm{1652503}}^1$

素因数の和:1652514

約数の個数: 16

約数和(自身を含む): 148725360

約数和(自身を除く): 82625240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1652503, 3305006, 6610012, 8262515, 13220024, 16525030, 33050060, 66100120]

約数ペア:

[(1, 66100120), (2, 33050060), (4, 16525030), (5, 13220024), (8, 8262515), (10, 6610012), (20, 3305006), (40, 1652503)]