12910400

素因数分解:

$2^6\times 5^2\times {\mathrm{8069}}^1$

素因数の和:8091

約数の個数: 42

約数和(自身を含む): 31771590

約数和(自身を除く): 18861190

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 160, 200, 320, 400, 800, 1600, 8069, 16138, 32276, 40345, 64552, 80690, 129104, 161380, 201725, 258208, 322760, 403450, 516416, 645520, 806900, 1291040, 1613800, 2582080, 3227600, 6455200, 12910400]

約数ペア:

[(1, 12910400), (2, 6455200), (4, 3227600), (5, 2582080), (8, 1613800), (10, 1291040), (16, 806900), (20, 645520), (25, 516416), (32, 403450), (40, 322760), (50, 258208), (64, 201725), (80, 161380), (100, 129104), (160, 80690), (200, 64552), (320, 40345), (400, 32276), (800, 16138), (1600, 8069)]