21424300000

素因数分解:

$2^5\times 5^5\times {\mathrm{214243}}^1$

素因数の和:214278

約数の個数: 72

約数和(自身を含む): 52720735032

約数和(自身を除く): 31296435032

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 125, 160, 200, 250, 400, 500, 625, 800, 1000, 1250, 2000, 2500, 3125, 4000, 5000, 6250, 10000, 12500, 20000, 25000, 50000, 100000, 214243, 428486, 856972, 1071215, 1713944, 2142430, 3427888, 4284860, 5356075, 6855776, 8569720, 10712150, 17139440, 21424300, 26780375, 34278880, 42848600, 53560750, 85697200, 107121500, 133901875, 171394400, 214243000, 267803750, 428486000, 535607500, 669509375, 856972000, 1071215000, 1339018750, 2142430000, 2678037500, 4284860000, 5356075000, 10712150000, 21424300000]

約数ペア:

[(1, 21424300000), (2, 10712150000), (4, 5356075000), (5, 4284860000), (8, 2678037500), (10, 2142430000), (16, 1339018750), (20, 1071215000), (25, 856972000), (32, 669509375), (40, 535607500), (50, 428486000), (80, 267803750), (100, 214243000), (125, 171394400), (160, 133901875), (200, 107121500), (250, 85697200), (400, 53560750), (500, 42848600), (625, 34278880), (800, 26780375), (1000, 21424300), (1250, 17139440), (2000, 10712150), (2500, 8569720), (3125, 6855776), (4000, 5356075), (5000, 4284860), (6250, 3427888), (10000, 2142430), (12500, 1713944), (20000, 1071215), (25000, 856972), (50000, 428486), (100000, 214243)]