64320424

素因数分解:

$2^3\times 7^1\times {\mathrm{821}}^1\times {\mathrm{1399}}^1$

素因数の和:2233

約数の個数: 32

約数和(自身を含む): 138096000

約数和(自身を除く): 73775576

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 821, 1399, 1642, 2798, 3284, 5596, 5747, 6568, 9793, 11192, 11494, 19586, 22988, 39172, 45976, 78344, 1148579, 2297158, 4594316, 8040053, 9188632, 16080106, 32160212, 64320424]

約数ペア:

[(1, 64320424), (2, 32160212), (4, 16080106), (7, 9188632), (8, 8040053), (14, 4594316), (28, 2297158), (56, 1148579), (821, 78344), (1399, 45976), (1642, 39172), (2798, 22988), (3284, 19586), (5596, 11494), (5747, 11192), (6568, 9793)]