137700400

素因数分解:

$2^4\times 5^2\times {\mathrm{344251}}^1$

素因数の和:344269

約数の個数: 30

約数和(自身を含む): 330826172

約数和(自身を除く): 193125772

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 344251, 688502, 1377004, 1721255, 2754008, 3442510, 5508016, 6885020, 8606275, 13770040, 17212550, 27540080, 34425100, 68850200, 137700400]

約数ペア:

[(1, 137700400), (2, 68850200), (4, 34425100), (5, 27540080), (8, 17212550), (10, 13770040), (16, 8606275), (20, 6885020), (25, 5508016), (40, 3442510), (50, 2754008), (80, 1721255), (100, 1377004), (200, 688502), (400, 344251)]