16270000

素因数分解:

$2^4\times 5^4\times {\mathrm{1627}}^1$

素因数の和:1655

約数の個数: 50

約数和(自身を含む): 39415508

約数和(自身を除く): 23145508

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 125, 200, 250, 400, 500, 625, 1000, 1250, 1627, 2000, 2500, 3254, 5000, 6508, 8135, 10000, 13016, 16270, 26032, 32540, 40675, 65080, 81350, 130160, 162700, 203375, 325400, 406750, 650800, 813500, 1016875, 1627000, 2033750, 3254000, 4067500, 8135000, 16270000]

約数ペア:

[(1, 16270000), (2, 8135000), (4, 4067500), (5, 3254000), (8, 2033750), (10, 1627000), (16, 1016875), (20, 813500), (25, 650800), (40, 406750), (50, 325400), (80, 203375), (100, 162700), (125, 130160), (200, 81350), (250, 65080), (400, 40675), (500, 32540), (625, 26032), (1000, 16270), (1250, 13016), (1627, 10000), (2000, 8135), (2500, 6508), (3254, 5000)]