4995488000

素因数分解:

$2^8\times 5^3\times {\mathrm{156109}}^1$

素因数の和:156140

約数の個数: 72

約数和(自身を含む): 12444464760

約数和(自身を除く): 7448976760

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 125, 128, 160, 200, 250, 256, 320, 400, 500, 640, 800, 1000, 1280, 1600, 2000, 3200, 4000, 6400, 8000, 16000, 32000, 156109, 312218, 624436, 780545, 1248872, 1561090, 2497744, 3122180, 3902725, 4995488, 6244360, 7805450, 9990976, 12488720, 15610900, 19513625, 19981952, 24977440, 31221800, 39027250, 39963904, 49954880, 62443600, 78054500, 99909760, 124887200, 156109000, 199819520, 249774400, 312218000, 499548800, 624436000, 999097600, 1248872000, 2497744000, 4995488000]

約数ペア:

[(1, 4995488000), (2, 2497744000), (4, 1248872000), (5, 999097600), (8, 624436000), (10, 499548800), (16, 312218000), (20, 249774400), (25, 199819520), (32, 156109000), (40, 124887200), (50, 99909760), (64, 78054500), (80, 62443600), (100, 49954880), (125, 39963904), (128, 39027250), (160, 31221800), (200, 24977440), (250, 19981952), (256, 19513625), (320, 15610900), (400, 12488720), (500, 9990976), (640, 7805450), (800, 6244360), (1000, 4995488), (1280, 3902725), (1600, 3122180), (2000, 2497744), (3200, 1561090), (4000, 1248872), (6400, 780545), (8000, 624436), (16000, 312218), (32000, 156109)]