128580896

素因数分解:

$2^5\times {\mathrm{29}}^1\times {\mathrm{127}}^1\times {\mathrm{1091}}^1$

素因数の和:1257

約数の個数: 48

約数和(自身を含む): 264176640

約数和(自身を除く): 135595744

約数列:

[1, 2, 4, 8, 16, 29, 32, 58, 116, 127, 232, 254, 464, 508, 928, 1016, 1091, 2032, 2182, 3683, 4064, 4364, 7366, 8728, 14732, 17456, 29464, 31639, 34912, 58928, 63278, 117856, 126556, 138557, 253112, 277114, 506224, 554228, 1012448, 1108456, 2216912, 4018153, 4433824, 8036306, 16072612, 32145224, 64290448, 128580896]

約数ペア:

[(1, 128580896), (2, 64290448), (4, 32145224), (8, 16072612), (16, 8036306), (29, 4433824), (32, 4018153), (58, 2216912), (116, 1108456), (127, 1012448), (232, 554228), (254, 506224), (464, 277114), (508, 253112), (928, 138557), (1016, 126556), (1091, 117856), (2032, 63278), (2182, 58928), (3683, 34912), (4064, 31639), (4364, 29464), (7366, 17456), (8728, 14732)]