20163893600

素因数分解:

$2^5\times 5^2\times {\mathrm{25204867}}^1$

素因数の和:25204887

約数の個数: 36

約数和(自身を含む): 49225107204

約数和(自身を除く): 29061213604

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 160, 200, 400, 800, 25204867, 50409734, 100819468, 126024335, 201638936, 252048670, 403277872, 504097340, 630121675, 806555744, 1008194680, 1260243350, 2016389360, 2520486700, 4032778720, 5040973400, 10081946800, 20163893600]

約数ペア:

[(1, 20163893600), (2, 10081946800), (4, 5040973400), (5, 4032778720), (8, 2520486700), (10, 2016389360), (16, 1260243350), (20, 1008194680), (25, 806555744), (32, 630121675), (40, 504097340), (50, 403277872), (80, 252048670), (100, 201638936), (160, 126024335), (200, 100819468), (400, 50409734), (800, 25204867)]