75140920

素因数分解:

$2^3\times 5^1\times {\mathrm{89}}^1\times {\mathrm{21107}}^1$

素因数の和:21207

約数の個数: 32

約数和(自身を含む): 170974800

約数和(自身を除く): 95833880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 89, 178, 356, 445, 712, 890, 1780, 3560, 21107, 42214, 84428, 105535, 168856, 211070, 422140, 844280, 1878523, 3757046, 7514092, 9392615, 15028184, 18785230, 37570460, 75140920]

約数ペア:

[(1, 75140920), (2, 37570460), (4, 18785230), (5, 15028184), (8, 9392615), (10, 7514092), (20, 3757046), (40, 1878523), (89, 844280), (178, 422140), (356, 211070), (445, 168856), (712, 105535), (890, 84428), (1780, 42214), (3560, 21107)]