26470000

素因数分解:

$2^4\times 5^4\times {\mathrm{2647}}^1$

素因数の和:2675

約数の個数: 50

約数和(自身を含む): 64110728

約数和(自身を除く): 37640728

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 125, 200, 250, 400, 500, 625, 1000, 1250, 2000, 2500, 2647, 5000, 5294, 10000, 10588, 13235, 21176, 26470, 42352, 52940, 66175, 105880, 132350, 211760, 264700, 330875, 529400, 661750, 1058800, 1323500, 1654375, 2647000, 3308750, 5294000, 6617500, 13235000, 26470000]

約数ペア:

[(1, 26470000), (2, 13235000), (4, 6617500), (5, 5294000), (8, 3308750), (10, 2647000), (16, 1654375), (20, 1323500), (25, 1058800), (40, 661750), (50, 529400), (80, 330875), (100, 264700), (125, 211760), (200, 132350), (250, 105880), (400, 66175), (500, 52940), (625, 42352), (1000, 26470), (1250, 21176), (2000, 13235), (2500, 10588), (2647, 10000), (5000, 5294)]