1297600

素因数分解:

$2^6\times 5^2\times {\mathrm{811}}^1$

素因数の和:833

約数の個数: 42

約数和(自身を含む): 3196844

約数和(自身を除く): 1899244

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 160, 200, 320, 400, 800, 811, 1600, 1622, 3244, 4055, 6488, 8110, 12976, 16220, 20275, 25952, 32440, 40550, 51904, 64880, 81100, 129760, 162200, 259520, 324400, 648800, 1297600]

約数ペア:

[(1, 1297600), (2, 648800), (4, 324400), (5, 259520), (8, 162200), (10, 129760), (16, 81100), (20, 64880), (25, 51904), (32, 40550), (40, 32440), (50, 25952), (64, 20275), (80, 16220), (100, 12976), (160, 8110), (200, 6488), (320, 4055), (400, 3244), (800, 1622), (811, 1600)]