128126390

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{991}}^1\times {\mathrm{1847}}^1$

素因数の和:2852

約数の個数: 32

約数和(自身を含む): 263983104

約数和(自身を除く): 135856714

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 991, 1847, 1982, 3694, 4955, 6937, 9235, 9910, 12929, 13874, 18470, 25858, 34685, 64645, 69370, 129290, 1830377, 3660754, 9151885, 12812639, 18303770, 25625278, 64063195, 128126390]

約数ペア:

[(1, 128126390), (2, 64063195), (5, 25625278), (7, 18303770), (10, 12812639), (14, 9151885), (35, 3660754), (70, 1830377), (991, 129290), (1847, 69370), (1982, 64645), (3694, 34685), (4955, 25858), (6937, 18470), (9235, 13874), (9910, 12929)]