71715310

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{4241}}^1$

素因数の和:4356

約数の個数: 32

約数和(自身を含む): 137440800

約数和(自身を除く): 65725490

約数列:

[1, 2, 5, 10, 19, 38, 89, 95, 178, 190, 445, 890, 1691, 3382, 4241, 8455, 8482, 16910, 21205, 42410, 80579, 161158, 377449, 402895, 754898, 805790, 1887245, 3774490, 7171531, 14343062, 35857655, 71715310]

約数ペア:

[(1, 71715310), (2, 35857655), (5, 14343062), (10, 7171531), (19, 3774490), (38, 1887245), (89, 805790), (95, 754898), (178, 402895), (190, 377449), (445, 161158), (890, 80579), (1691, 42410), (3382, 21205), (4241, 16910), (8455, 8482)]