64809256

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{293}}^1\times {\mathrm{643}}^1$

素因数の和:985

約数の個数: 32

約数和(自身を含む): 124961760

約数和(自身を除く): 60152504

約数列:

[1, 2, 4, 8, 43, 86, 172, 293, 344, 586, 643, 1172, 1286, 2344, 2572, 5144, 12599, 25198, 27649, 50396, 55298, 100792, 110596, 188399, 221192, 376798, 753596, 1507192, 8101157, 16202314, 32404628, 64809256]

約数ペア:

[(1, 64809256), (2, 32404628), (4, 16202314), (8, 8101157), (43, 1507192), (86, 753596), (172, 376798), (293, 221192), (344, 188399), (586, 110596), (643, 100792), (1172, 55298), (1286, 50396), (2344, 27649), (2572, 25198), (5144, 12599)]