68012800

素因数分解:

$2^8\times 5^2\times {\mathrm{10627}}^1$

素因数の和:10653

約数の個数: 54

約数和(自身を含む): 168358148

約数和(自身を除く): 100345348

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 128, 160, 200, 256, 320, 400, 640, 800, 1280, 1600, 3200, 6400, 10627, 21254, 42508, 53135, 85016, 106270, 170032, 212540, 265675, 340064, 425080, 531350, 680128, 850160, 1062700, 1360256, 1700320, 2125400, 2720512, 3400640, 4250800, 6801280, 8501600, 13602560, 17003200, 34006400, 68012800]

約数ペア:

[(1, 68012800), (2, 34006400), (4, 17003200), (5, 13602560), (8, 8501600), (10, 6801280), (16, 4250800), (20, 3400640), (25, 2720512), (32, 2125400), (40, 1700320), (50, 1360256), (64, 1062700), (80, 850160), (100, 680128), (128, 531350), (160, 425080), (200, 340064), (256, 265675), (320, 212540), (400, 170032), (640, 106270), (800, 85016), (1280, 53135), (1600, 42508), (3200, 21254), (6400, 10627)]