53171440

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{94949}}^1$

素因数の和:94969

約数の個数: 40

約数和(自身を含む): 141285600

約数和(自身を除く): 88114160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 94949, 189898, 379796, 474745, 664643, 759592, 949490, 1329286, 1519184, 1898980, 2658572, 3323215, 3797960, 5317144, 6646430, 7595920, 10634288, 13292860, 26585720, 53171440]

約数ペア:

[(1, 53171440), (2, 26585720), (4, 13292860), (5, 10634288), (7, 7595920), (8, 6646430), (10, 5317144), (14, 3797960), (16, 3323215), (20, 2658572), (28, 1898980), (35, 1519184), (40, 1329286), (56, 949490), (70, 759592), (80, 664643), (112, 474745), (140, 379796), (280, 189898), (560, 94949)]