51780568

素因数分解:

$2^3\times 7^1\times {\mathrm{389}}^1\times {\mathrm{2377}}^1$

素因数の和:2779

約数の個数: 32

約数和(自身を含む): 111290400

約数和(自身を除く): 59509832

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 389, 778, 1556, 2377, 2723, 3112, 4754, 5446, 9508, 10892, 16639, 19016, 21784, 33278, 66556, 133112, 924653, 1849306, 3698612, 6472571, 7397224, 12945142, 25890284, 51780568]

約数ペア:

[(1, 51780568), (2, 25890284), (4, 12945142), (7, 7397224), (8, 6472571), (14, 3698612), (28, 1849306), (56, 924653), (389, 133112), (778, 66556), (1556, 33278), (2377, 21784), (2723, 19016), (3112, 16639), (4754, 10892), (5446, 9508)]