4981720000

素因数分解:

$2^6\times 5^4\times {\mathrm{124543}}^1$

素因数の和:124575

約数の個数: 70

約数和(自身を含む): 12353145728

約数和(自身を除く): 7371425728

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 125, 160, 200, 250, 320, 400, 500, 625, 800, 1000, 1250, 1600, 2000, 2500, 4000, 5000, 8000, 10000, 20000, 40000, 124543, 249086, 498172, 622715, 996344, 1245430, 1992688, 2490860, 3113575, 3985376, 4981720, 6227150, 7970752, 9963440, 12454300, 15567875, 19926880, 24908600, 31135750, 39853760, 49817200, 62271500, 77839375, 99634400, 124543000, 155678750, 199268800, 249086000, 311357500, 498172000, 622715000, 996344000, 1245430000, 2490860000, 4981720000]

約数ペア:

[(1, 4981720000), (2, 2490860000), (4, 1245430000), (5, 996344000), (8, 622715000), (10, 498172000), (16, 311357500), (20, 249086000), (25, 199268800), (32, 155678750), (40, 124543000), (50, 99634400), (64, 77839375), (80, 62271500), (100, 49817200), (125, 39853760), (160, 31135750), (200, 24908600), (250, 19926880), (320, 15567875), (400, 12454300), (500, 9963440), (625, 7970752), (800, 6227150), (1000, 4981720), (1250, 3985376), (1600, 3113575), (2000, 2490860), (2500, 1992688), (4000, 1245430), (5000, 996344), (8000, 622715), (10000, 498172), (20000, 249086), (40000, 124543)]