7647003685

素因数分解:

$5^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{79}}^2\times {\mathrm{139}}^1$

素因数の和:386

約数の個数: 48

約数和(自身を含む): 9812214720

約数和(自身を除く): 2165211035

約数列:

[1, 5, 41, 43, 79, 139, 205, 215, 395, 695, 1763, 3239, 3397, 5699, 5977, 6241, 8815, 10981, 16195, 16985, 28495, 29885, 31205, 54905, 139277, 245057, 255881, 268363, 450221, 472183, 696385, 867499, 1225285, 1279405, 1341815, 2251105, 2360915, 4337495, 11002883, 19359503, 35567459, 37302457, 55014415, 96797515, 177837295, 186512285, 1529400737, 7647003685]

約数ペア:

[(1, 7647003685), (5, 1529400737), (41, 186512285), (43, 177837295), (79, 96797515), (139, 55014415), (205, 37302457), (215, 35567459), (395, 19359503), (695, 11002883), (1763, 4337495), (3239, 2360915), (3397, 2251105), (5699, 1341815), (5977, 1279405), (6241, 1225285), (8815, 867499), (10981, 696385), (16195, 472183), (16985, 450221), (28495, 268363), (29885, 255881), (31205, 245057), (54905, 139277)]