140666800

素因数分解:

$2^4\times 5^2\times {\mathrm{351667}}^1$

素因数の和:351685

約数の個数: 30

約数和(自身を含む): 337952948

約数和(自身を除く): 197286148

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 351667, 703334, 1406668, 1758335, 2813336, 3516670, 5626672, 7033340, 8791675, 14066680, 17583350, 28133360, 35166700, 70333400, 140666800]

約数ペア:

[(1, 140666800), (2, 70333400), (4, 35166700), (5, 28133360), (8, 17583350), (10, 14066680), (16, 8791675), (20, 7033340), (25, 5626672), (40, 3516670), (50, 2813336), (80, 1758335), (100, 1406668), (200, 703334), (400, 351667)]