160668400

素因数分解:

$2^4\times 5^2\times {\mathrm{401671}}^1$

素因数の和:401689

約数の個数: 30

約数和(自身を含む): 386006792

約数和(自身を除く): 225338392

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 401671, 803342, 1606684, 2008355, 3213368, 4016710, 6426736, 8033420, 10041775, 16066840, 20083550, 32133680, 40167100, 80334200, 160668400]

約数ペア:

[(1, 160668400), (2, 80334200), (4, 40167100), (5, 32133680), (8, 20083550), (10, 16066840), (16, 10041775), (20, 8033420), (25, 6426736), (40, 4016710), (50, 3213368), (80, 2008355), (100, 1606684), (200, 803342), (400, 401671)]