67490890

素因数分解:

$2^1\times 5^1\times {\mathrm{641}}^1\times {\mathrm{10529}}^1$

素因数の和:11177

約数の個数: 16

約数和(自身を含む): 121684680

約数和(自身を除く): 54193790

約数列:

[1, 2, 5, 10, 641, 1282, 3205, 6410, 10529, 21058, 52645, 105290, 6749089, 13498178, 33745445, 67490890]

約数ペア:

[(1, 67490890), (2, 33745445), (5, 13498178), (10, 6749089), (641, 105290), (1282, 52645), (3205, 21058), (6410, 10529)]