137966800

素因数分解:

$2^4\times 5^2\times {\mathrm{344917}}^1$

素因数の和:344935

約数の個数: 30

約数和(自身を含む): 331466198

約数和(自身を除く): 193499398

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 344917, 689834, 1379668, 1724585, 2759336, 3449170, 5518672, 6898340, 8622925, 13796680, 17245850, 27593360, 34491700, 68983400, 137966800]

約数ペア:

[(1, 137966800), (2, 68983400), (4, 34491700), (5, 27593360), (8, 17245850), (10, 13796680), (16, 8622925), (20, 6898340), (25, 5518672), (40, 3449170), (50, 2759336), (80, 1724585), (100, 1379668), (200, 689834), (400, 344917)]