213048400

素因数分解:

$2^4\times 5^2\times {\mathrm{532621}}^1$

素因数の和:532639

約数の個数: 30

約数和(自身を含む): 511849742

約数和(自身を除く): 298801342

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 532621, 1065242, 2130484, 2663105, 4260968, 5326210, 8521936, 10652420, 13315525, 21304840, 26631050, 42609680, 53262100, 106524200, 213048400]

約数ペア:

[(1, 213048400), (2, 106524200), (4, 53262100), (5, 42609680), (8, 26631050), (10, 21304840), (16, 13315525), (20, 10652420), (25, 8521936), (40, 5326210), (50, 4260968), (80, 2663105), (100, 2130484), (200, 1065242), (400, 532621)]