128537710

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{523}}^1\times {\mathrm{3511}}^1$

素因数の和:4048

約数の個数: 32

約数和(自身を含む): 265001472

約数和(自身を除く): 136463762

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 523, 1046, 2615, 3511, 3661, 5230, 7022, 7322, 17555, 18305, 24577, 35110, 36610, 49154, 122885, 245770, 1836253, 3672506, 9181265, 12853771, 18362530, 25707542, 64268855, 128537710]

約数ペア:

[(1, 128537710), (2, 64268855), (5, 25707542), (7, 18362530), (10, 12853771), (14, 9181265), (35, 3672506), (70, 1836253), (523, 245770), (1046, 122885), (2615, 49154), (3511, 36610), (3661, 35110), (5230, 24577), (7022, 18305), (7322, 17555)]