78827475

素因数分解:

$3^1\times 5^2\times {\mathrm{881}}^1\times {\mathrm{1193}}^1$

素因数の和:2087

約数の個数: 24

約数和(自身を含む): 130585392

約数和(自身を除く): 51757917

約数列:

[1, 3, 5, 15, 25, 75, 881, 1193, 2643, 3579, 4405, 5965, 13215, 17895, 22025, 29825, 66075, 89475, 1051033, 3153099, 5255165, 15765495, 26275825, 78827475]

約数ペア:

[(1, 78827475), (3, 26275825), (5, 15765495), (15, 5255165), (25, 3153099), (75, 1051033), (881, 89475), (1193, 66075), (2643, 29825), (3579, 22025), (4405, 17895), (5965, 13215)]