90971600

素因数分解:

$2^4\times 5^2\times {\mathrm{467}}^1\times {\mathrm{487}}^1$

素因数の和:972

約数の個数: 60

約数和(自身を含む): 219477024

約数和(自身を除く): 128505424

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 467, 487, 934, 974, 1868, 1948, 2335, 2435, 3736, 3896, 4670, 4870, 7472, 7792, 9340, 9740, 11675, 12175, 18680, 19480, 23350, 24350, 37360, 38960, 46700, 48700, 93400, 97400, 186800, 194800, 227429, 454858, 909716, 1137145, 1819432, 2274290, 3638864, 4548580, 5685725, 9097160, 11371450, 18194320, 22742900, 45485800, 90971600]

約数ペア:

[(1, 90971600), (2, 45485800), (4, 22742900), (5, 18194320), (8, 11371450), (10, 9097160), (16, 5685725), (20, 4548580), (25, 3638864), (40, 2274290), (50, 1819432), (80, 1137145), (100, 909716), (200, 454858), (400, 227429), (467, 194800), (487, 186800), (934, 97400), (974, 93400), (1868, 48700), (1948, 46700), (2335, 38960), (2435, 37360), (3736, 24350), (3896, 23350), (4670, 19480), (4870, 18680), (7472, 12175), (7792, 11675), (9340, 9740)]