82851440

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{147949}}^1$

素因数の和:147969

約数の個数: 40

約数和(自身を含む): 220149600

約数和(自身を除く): 137298160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 147949, 295898, 591796, 739745, 1035643, 1183592, 1479490, 2071286, 2367184, 2958980, 4142572, 5178215, 5917960, 8285144, 10356430, 11835920, 16570288, 20712860, 41425720, 82851440]

約数ペア:

[(1, 82851440), (2, 41425720), (4, 20712860), (5, 16570288), (7, 11835920), (8, 10356430), (10, 8285144), (14, 5917960), (16, 5178215), (20, 4142572), (28, 2958980), (35, 2367184), (40, 2071286), (56, 1479490), (70, 1183592), (80, 1035643), (112, 739745), (140, 591796), (280, 295898), (560, 147949)]