30856400

素因数分解:

$2^4\times 5^2\times {\mathrm{77141}}^1$

素因数の和:77159

約数の個数: 30

約数和(自身を含む): 74133462

約数和(自身を除く): 43277062

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 77141, 154282, 308564, 385705, 617128, 771410, 1234256, 1542820, 1928525, 3085640, 3857050, 6171280, 7714100, 15428200, 30856400]

約数ペア:

[(1, 30856400), (2, 15428200), (4, 7714100), (5, 6171280), (8, 3857050), (10, 3085640), (16, 1928525), (20, 1542820), (25, 1234256), (40, 771410), (50, 617128), (80, 385705), (100, 308564), (200, 154282), (400, 77141)]