81648070

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{1166401}}^1$

素因数の和:1166415

約数の個数: 16

約数和(自身を含む): 167961888

約数和(自身を除く): 86313818

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 1166401, 2332802, 5832005, 8164807, 11664010, 16329614, 40824035, 81648070]

約数ペア:

[(1, 81648070), (2, 40824035), (5, 16329614), (7, 11664010), (10, 8164807), (14, 5832005), (35, 2332802), (70, 1166401)]