9765400

素因数分解:

$2^3\times 5^2\times {\mathrm{157}}^1\times {\mathrm{311}}^1$

素因数の和:484

約数の個数: 48

約数和(自身を含む): 22922640

約数和(自身を除く): 13157240

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 157, 200, 311, 314, 622, 628, 785, 1244, 1256, 1555, 1570, 2488, 3110, 3140, 3925, 6220, 6280, 7775, 7850, 12440, 15550, 15700, 31100, 31400, 48827, 62200, 97654, 195308, 244135, 390616, 488270, 976540, 1220675, 1953080, 2441350, 4882700, 9765400]

約数ペア:

[(1, 9765400), (2, 4882700), (4, 2441350), (5, 1953080), (8, 1220675), (10, 976540), (20, 488270), (25, 390616), (40, 244135), (50, 195308), (100, 97654), (157, 62200), (200, 48827), (311, 31400), (314, 31100), (622, 15700), (628, 15550), (785, 12440), (1244, 7850), (1256, 7775), (1555, 6280), (1570, 6220), (2488, 3925), (3110, 3140)]